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class.preferences.inc.php @ 7979

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1	<?php
2	/**************************************************************************\
3	* eGroupWare API - Preferences *
4	* This file written by Joseph Engo <jengo@phpgroupware.org> *
5	* and Mark Peters <skeeter@phpgroupware.org> *
6	* Manages user preferences *
7	* Copyright (C) 2000, 2001 Joseph Engo *
8	* -------------------------------------------------------------------------*
9	* This library is part of the eGroupWare API *
10	* http://www.egroupware.org/api *
11	* ------------------------------------------------------------------------ *
12	* This library is free software; you can redistribute it and/or modify it *
13	* under the terms of the GNU Lesser General Public License as published by *
14	* the Free Software Foundation; either version 2.1 of the License, *
15	* or any later version. *
16	* This library is distributed in the hope that it will be useful, but *
17	* WITHOUT ANY WARRANTY; without even the implied warranty of *
18	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. *
19	* See the GNU Lesser General Public License for more details. *
20	* You should have received a copy of the GNU Lesser General Public License *
21	* along with this library; if not, write to the Free Software Foundation, *
22	* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA *
23	\**************************************************************************/
24
25
26	/*!
27	@class preferences
28	@abstract preferences class used for setting application preferences
29	@discussion the prefs are read into 4 arrays: \
30	$data the effective prefs used everywhere in phpgw, they are merged from the other 3 arrays \
31	$user the stored user prefs, only used for manipulating and storeing the user prefs \
32	$default the default preferences, always used when the user has no own preference set \
33	$forced forced preferences set by the admin, they take precedence over user or default prefs
34	*/
35	class preferences
36	{
37	/! @var account_id /
38	var $account_id;
39	/! @var account_type /
40	var $account_type;
41	/! @var data effectiv user prefs, used by all apps /
42	var $data = array();
43	/! @var user set user prefs for saveing (no defaults/forced prefs merged) /
44	var $user = array();
45	/! @var default default prefs /
46	var $default = array();
47	/! @var forced forced prefs /
48	var $forced = array();
49	/! @var session session / tempory prefs /
50	var $session = array();
51	/! @var db /
52	var $db;
53
54	var $values,$vars; // standard notify substitues, will be set by standard_substitues()
55
56	/**************************************************************************\
57	* Standard constructor for setting $this->account_id *
58	\**************************************************************************/
59	/*!
60	@function preferences
61	@abstract Standard constructor for setting $this->account_id
62	@discussion Author:
63	*/
64	function preferences($account_id = '')
65	{
66	$this->db = is_object($GLOBALS['phpgw']->db) ? $GLOBALS['phpgw']->db : $GLOBALS['phpgw_setup']->db;
67	$this->account_id = get_account_id($account_id);
68	}
69
70	/**************************************************************************\
71	* These are the standard $this->account_id specific functions *
72	\**************************************************************************/
73
74	/*!
75	@function parse_notify
76	@abstract parses a notify and replaces the substitutes
77	@syntax parse_notify($msg,$values='',$use_standard_values=True)
78	@param $msg message to parse / substitute
79	@param $values extra vars to replace in addition to $this->values, vars are in an array with \
80	$key => $value pairs, $key does not include the $'s and is the untranslated name
81	@param $use_standard_values should the standard values are used
82	@returns the parsed notify-msg
83	*/
84	function parse_notify($msg,$values='',$use_standard_values=True)
85	{
86	$vals = $values ? $values : array();
87
88	if ($use_standard_values && is_array($this->values))
89	{
90	$vals += $this->values;
91	}
92	foreach($vals as $key => $val)
93	{
94	$replace[] = '$$'.$key.'$$';
95	$with[] = $val;
96	}
97	return str_replace($replace,$with,$msg);
98	}
99
100	/*!
101	@function lang_notify
102	@abstract replaces the english key's with translated ones, or if $un_lang the opposite
103	@syntax lang_notify($msg,$values='',$un_lang=False)
104	@param $msg message to translate
105	@param $values extra vars to replace in addition to $this->values, vars are in an array with \
106	$key => $value pairs, $key does not include the $'s and is the untranslated name
107	@param $un_lang if true translate back
108	@returns the result
109	*/
110	function lang_notify($msg,$vals=array(),$un_lang=False)
111	{
112	foreach($vals as $key => $val)
113	{
114	$lname = ($lname = lang($key)) == $key.'*' ? $key : $lname;
115	if ($un_lang)
116	{
117	$langs[$lname] = '$$'.$key.'$$';
118	}
119	else
120	{
121	$langs[$key] = '$$'.$lname.'$$';
122	}
123	}
124	return $this->parse_notify($msg,$langs,False);
125	}
126
127	/*!
128	@function standard_substitues
129	@abstract define some standard substitues-values and use them on the prefs, if needed
130	*/
131	function standard_substitutes()
132	{
133	if (!is_array(@$GLOBALS['phpgw_info']['user']['preferences']))
134	{
135	$GLOBALS['phpgw_info']['user']['preferences'] = $this->data; // else no lang()
136	}
137	// we cant use phpgw_info/user/fullname, as it's not set when we run
138	$GLOBALS['phpgw']->accounts->get_account_name($this->account_id,$lid,$fname,$lname);
139
140	$this->values = array( // standard notify replacements
141	'fullname' => $GLOBALS['phpgw']->common->display_fullname('',$fname,$lname),
142	'firstname' => $fname,
143	'lastname' => $lname,
144	'domain' => $GLOBALS['phpgw_info']['server']['mail_suffix'],
145	'email' => $this->email_address($this->account_id),
146	'date' => $GLOBALS['phpgw']->common->show_date('',$GLOBALS['phpgw_info']['user']['preferences']['common']['dateformat']),
147	);
148	// do this first, as it might be already contain some substitues
149	//
150	$this->values['email'] = $this->parse_notify($this->values['email']);
151
152	$this->vars = array( // langs have to be in common !!!
153	'fullname' => lang('name of the user, eg. "%1"',$this->values['fullname']),
154	'firstname' => lang('first name of the user, eg. "%1"',$this->values['firstname']),
155	'lastname' => lang('last name of the user, eg. "%1"',$this->values['lastname']),
156	'domain' => lang('domain name for mail-address, eg. "%1"',$this->values['domain']),
157	'email' => lang('email-address of the user, eg. "%1"',$this->values['email']),
158	'date' => lang('todays date, eg. "%1"',$this->values['date']),
159	);
160	// do the substituetion in the effective prefs (data)
161	//
162	foreach($this->data as $app => $data)
163	{
164	foreach($data as $key => $val)
165	{
166	if (empty($val))
167	continue;
168	if (!is_array($val) && strstr($val,'$$') !== False)
169	{
170	$this->data[$app][$key] = $this->parse_notify($val);
171	}
172	elseif (is_array($val))
173	{
174	foreach($val as $k => $v)
175	{
176	if (!is_array($v) && strstr($val,'$$') !== False)
177	{
178	$this->data[$app][$key][$k] = $this->parse_notify($v);
179	}
180	}
181	}
182	}
183	}
184	}
185
186	/*!
187	@function unquote
188	@abstract unquote (stripslashes) recursivly the whole array
189	@param $arr array to unquote (var-param!)
190	*/
191	function unquote(&$arr)
192	{
193	if (!is_array($arr))
194	{
195	$arr = stripslashes($arr);
196	return;
197	}
198	foreach($arr as $key => $value)
199	{
200	if (is_array($value))
201	{
202	$this->unquote($arr[$key]);
203	}
204	else
205	{
206	$arr[$key] = stripslashes($value);
207	}
208	}
209	}
210
211	/*!
212	@function read_repository
213	@abstract private - read preferences from the repository
214	@note the function ready all 3 prefs user/default/forced and merges them to the effective ones
215	@discussion private function should only be called from within this class
216	*/
217	function read_repository()
218	{
219	$this->session = $GLOBALS['phpgw']->session->appsession('preferences','preferences');
220	if (!is_array($this->session))
221	{
222	$this->session = array();
223	}
224	$this->db->query("SELECT * FROM phpgw_preferences"
225	. " WHERE preference_owner IN (-1,-2," . (int)$this->account_id . ')',__LINE__,__FILE__);
226
227	$this->forced = $this->default = $this->user = array();
228	while($this->db->next_record())
229	{
230	// The following replacement is required for PostgreSQL to work
231	$app = str_replace(' ','',$this->db->f('preference_app'));
232	$value = unserialize($this->db->f('preference_value'));
233	$this->unquote($value);
234	if (!is_array($value))
235	{
236	continue;
237	}
238	switch($this->db->f('preference_owner'))
239	{
240	case -1: // forced
241	$this->forced[$app] = $value;
242	break;
243	case -2: // default
244	$this->default[$app] = $value;
245	break;
246	default: // user
247	$this->user[$app] = $value;
248	break;
249	}
250	}
251	$this->data = $this->user;
252
253	// let the (temp.) session prefs. override the user prefs.
254	//
255	foreach($this->session as $app => $values)
256	{
257	foreach($values as $var => $value)
258	{
259	$this->data[$app][$var] = $value;
260	}
261	}
262
263	// now use defaults if needed (user-value unset or empty)
264	//
265	foreach($this->default as $app => $values)
266	{
267	foreach($values as $var => $value)
268	{
269	if (!isset($this->data[$app][$var]) \|\| $this->data[$app][$var] === '')
270	{
271	$this->data[$app][$var] = $value;
272	}
273	}
274	}
275	// now set/force forced values
276	//
277	foreach($this->forced as $app => $values)
278	{
279	foreach($values as $var => $value)
280	{
281	$this->data[$app][$var] = $value;
282	}
283	}
284	// setup the standard substitutes and substitutes the data in $this->data
285	//
286	$this->standard_substitutes();
287
288	// This is to supress warnings during login
289	if (is_array($this->data))
290	{
291	reset($this->data);
292	}
293	if (isset($this->debug) && substr($GLOBALS['phpgw_info']['flags']['currentapp'],0,3) != 'log')
294	{
295	echo 'user<pre>'; print_r($this->user); echo "</pre>\n";
296	echo 'forced<pre>'; print_r($this->forced); echo "</pre>\n";
297	echo 'default<pre>'; print_r($this->default); echo "</pre>\n";
298	echo 'effectiv<pre>'; print_r($this->data); echo "</pre>\n";
299	}
300	return $this->data;
301	}
302
303	/*!
304	@function read
305	@abstract public - read preferences from repository and stores in an array
306	@discussion Syntax array read(); <>
307	Example1: preferences->read();
308	@result $data array containing user preferences
309	*/
310	function read()
311	{
312	if (count($this->data) == 0)
313	{
314	$this->read_repository();
315	}
316	reset ($this->data);
317	return $this->data;
318	}
319
320	/*!
321	@function add
322	@abstract add preference to $app_name a particular app
323	@discussion
324	@param $app_name name of the app
325	@param $var name of preference to be stored
326	@param $value value of the preference
327	@param $type of preference to set: forced, default, user
328	@note the effective prefs ($this->data) are updated to reflect the change
329	@returns the new effective prefs (even when forced or default prefs are set !)
330	*/
331	function add($app_name,$var,$value = '##undef##',$type='user')
332	{
333	//echo "<p>add('$app_name','$var','$value')</p>\n";
334	if ($value === '##undef##')
335	{
336	global $$var;
337	$value = $$var;
338	}
339
340	switch ($type)
341	{
342	case 'session':
343	if (!isset($this->forced[$app_name][$var]) \|\| $this->forced[$app_name][$var] === '')
344	{
345	$this->session[$app_name][$var] = $this->data[$app_name][$var] = $value;
346	$GLOBALS['phpgw']->session->appsession('preferences','preferences',$this->session);
347	}
348	break;
349
350	case 'forced':
351	$this->data[$app_name][$var] = $this->forced[$app_name][$var] = $value;
352	break;
353
354	case 'default':
355	$this->default[$app_name][$var] = $value;
356	if ((!isset($this->forced[$app_name][$var]) \|\| $this->forced[$app_name][$var] === '') &&
357	(!isset($this->user[$app_name][$var]) \|\| $this->user[$app_name][$var] === ''))
358	{
359	$this->data[$app_name][$var] = $value;
360	}
361	break;
362
363	case user:
364	default:
365	$this->user[$app_name][$var] = $value;
366	if (!isset($this->forced[$app_name][$var]) \|\| $this->forced[$app_name][$var] === '')
367	{
368	$this->data[$app_name][$var] = $value;
369	}
370	break;
371	}
372	reset($this->data);
373	return $this->data;
374	}
375
376	/*!
377	@function delete
378	@abstract delete preference from $app_name
379	@discussion
380	@param $app_name name of app
381	@param $var variable to be deleted
382	@param $type of preference to set: forced, default, user
383	@note the effektive prefs ($this->data) are updated to reflect the change
384	@returns the new effective prefs (even when forced or default prefs are deleted!)
385	*/
386	function delete($app_name, $var = False,$type = 'user')
387	{
388	//echo "<p>delete('$app_name','$var','$type')</p>\n";
389	$set_via = array(
390	'forced' => array('user','default'),
391	'default' => array('forced','user'),
392	'user' => array('forced','default')
393	);
394	if (!isset($set_via[$type]))
395	{
396	$type = 'user';
397	}
398	$pref = &$this->$type;
399
400	if ($all = (is_string($var) && $var == ''))
401	{
402	unset($pref[$app_name]);
403	unset($this->data[$app_name]);
404	}
405	else
406	{
407	unset($pref[$app_name][$var]);
408	unset($this->data[$app_name][$var]);
409	}
410	// set the effectiv pref again if needed
411	//
412	foreach ($set_via[$type] as $set_from)
413	{
414	if ($all)
415	{
416	if (isset($this->$set_from[$app_name]))
417	{
418	$this->data[$app_name] = $this->$set_from[$app_name];
419	break;
420	}
421	}
422	else
423	{
424	$arr = $this->$set_from;
425	if($var && @isset($arr[$app_name][$var]) && $arr[$app_name][$var] !== '')
426	{
427	$this->data[$app_name][$var] = $this->$set_from[$app_name][$var];
428	break;
429	}
430	unset($arr);
431	}
432	}
433	reset ($this->data);
434	return $this->data;
435	}
436
437	/*!
438	@function add_struct
439	@abstract add complex array data preference to $app_name a particular app
440	@discussion Use for sublevels of prefs, such as email app's extra accounts preferences
441	@param $app_name name of the app
442	@param $var array keys separated by '/', eg. 'ex_accounts/1'
443	@param $value value of the preference
444	@note the function works on user and data, to be able to save the pref and to have imediate effect
445	*/
446	function add_struct($app_name,$var,$value = '')
447	{
448	/* eval is slow and dangerous
449	$code = '$this->data[$app_name]'.$var.' = $value;';
450	print_debug('class.preferences: add_struct: $code: ', $code,'api');
451	eval($code);
452	*/
453	$parts = explode('/',str_replace(array('][','[',']','"',"'"),array('/','','','',''),$var));
454	$data = &$this->data[$app_name];
455	$user = &$this->user[$app_name];
456	foreach($parts as $name)
457	{
458	$data = &$data[$name];
459	$user = &$user[$name];
460	}
461	$data = $user = $value;
462	print_debug('class.preferences: add_struct: $this->data[$app_name] dump:', $this->data[$app_name],'api');
463	reset($this->data);
464	return $this->data;
465	}
466
467	/*!
468	@function delete_struct
469	@abstract delete complex array data preference from $app_name
470	@discussion Use for sublevels of prefs, such as email app's extra accounts preferences
471	@param $app_name name of app
472	@param $var array keys separated by '/', eg. 'ex_accounts/1'
473	@note the function works on user and data, to be able to save the pref and to have immediate effect
474	*/
475	function delete_struct($app_name, $var = '')
476	{
477	/* eval is slow and dangerous
478	$code_1 = '$this->data[$app_name]'.$var.' = "";';
479	print_debug('class.preferences: delete_struct: $code_1:', $code_1,'api');
480	eval($code_1);
481	$code_2 = 'unset($this->data[$app_name]'.$var.');' ;
482	print_debug('class.preferences: delete_struct: $code_2: ', $code_2,'api');
483	eval($code_2);
484	*/
485	$parts = explode('/',str_replace(array('][','[',']','"',"'"),array('/','','','',''),$var));
486	$last = array_pop($parts);
487	$data = &$this->data[$app_name];
488	$user = &$this->user[$app_name];
489	foreach($parts as $name)
490	{
491	$data = &$data[$name];
492	$user = &$user[$name];
493	}
494	unset($data[$last]);
495	unset($user[$last]);
496	print_debug('* $this->data[$app_name] dump:', $this->data[$app_name],'api');
497	reset ($this->data);
498	return $this->data;
499	}
500
501	/*!
502	@function quote
503	@abstract quote (addslashes) recursivly the whole array
504	@param $arr array to unquote (var-param!)
505	*/
506	function quote(&$arr)
507	{
508	if (!is_array($arr))
509	{
510	$arr = addslashes($arr);
511	return;
512	}
513	foreach($arr as $key => $value)
514	{
515	if (is_array($value))
516	{
517	$this->quote($arr[$key]);
518	}
519	else
520	{
521	$arr[$key] = addslashes($value);
522	}
523	}
524	}
525
526	/*!
527	@function save_repository
528	@abstract save the the preferences to the repository
529	@syntax save_repository($update_session_info = False,$type='')
530	@param $update_session_info old param, seems not to be used
531	@param $type which prefs to update: user/default/forced
532	@note the user prefs for saveing are in $this->user not in $this->data, which are the effectiv prefs only
533	*/
534	function save_repository($update_session_info = False,$type='user')
535	{
536	switch($type)
537	{
538	case 'forced':
539	$account_id = -1;
540	$prefs = &$this->forced;
541	break;
542	case 'default':
543	$account_id = -2;
544	$prefs = &$this->default;
545	break;
546	default:
547	$account_id = (int)$this->account_id;
548	$prefs = &$this->user; // we use the user-array as data contains default values too
549	break;
550	}
551	//echo "<p>preferences::save_repository(,$type): account_id=$account_id, prefs="; print_r($prefs); echo "</p>\n";
552
553	if (! $GLOBALS['phpgw']->acl->check('session_only_preferences',1,'preferences'))
554	{
555	$this->db->transaction_begin();
556	$this->db->query("DELETE FROM phpgw_preferences WHERE preference_owner='$account_id'",
557	__LINE__,__FILE__
558	);
559
560	foreach($prefs as $app => $value)
561	{
562	if (!is_array($value))
563	{
564	continue;
565	}
566	$this->quote($value);
567	$value = $this->db->db_addslashes(serialize($value)); // this addslashes is for the database
568	$app = $this->db->db_addslashes($app);
569	if ($this->db->Type == "pgsql" && isset($value['signature'])){
570	$value['signature'] = pg_escape_string($value['signature']);
571	}
572	$this->db->query($sql = "INSERT INTO phpgw_preferences"
573	. " (preference_owner,preference_app,preference_value)"
574	. " VALUES ($account_id,'$app','$value')",__LINE__,__FILE__);
575	}
576	$this->db->transaction_commit();
577	}
578	else
579	{
580	$GLOBALS['phpgw_info']['user']['preferences'] = $this->data;
581	$GLOBALS['phpgw']->session->save_repositories();
582	}
583
584	if (($type == 'user' \|\| !$type) && $GLOBALS['phpgw_info']['server']['cache_phpgw_info'] && $this->account_id == $GLOBALS['phpgw_info']['user']['account_id'])
585	{
586	$GLOBALS['phpgw']->session->delete_cache($this->account_id);
587	$GLOBALS['phpgw']->session->read_repositories(False);
588	}
589
590	return $this->data;
591	}
592
593	/*!
594	@function create_defaults
595	@abstract insert a copy of the default preferences for use by real account_id
596	@discussion
597	@param $account_id numerical id of account for which to create the prefs
598	*/
599	function create_defaults($account_id)
600	{
601	return; // not longer needed, as the defaults are merged in on runtime
602	$this->db->query("select * from phpgw_preferences where preference_owner='-2'",__LINE__,__FILE__);
603	$this->db->next_record();
604
605	if($this->db->f('preference_value'))
606	{
607	$this->db->query("insert into phpgw_preferences values ('$account_id','"
608	. $this->db->f('preference_value') . "')",__LINE__,__FILE__);
609	}
610
611	if ($GLOBALS['phpgw_info']['server']['cache_phpgw_info'] && $account_id == $GLOBALS['phpgw_info']['user']['account_id'])
612	{
613	$GLOBALS['phpgw']->session->read_repositories(False);
614	}
615	}
616
617	/*!
618	@function update_data
619	@abstract update the preferences array
620	@discussion
621	@param $data array of preferences
622	*/
623	function update_data($data)
624	{
625	reset($data);
626	$this->data = Array();
627	$this->data = $data;
628	reset($this->data);
629	return $this->data;
630	}
631
632	/* legacy support */
633	function change($app_name,$var,$value = "")
634	{
635	return $this->add($app_name,$var,$value);
636	}
637	function commit($update_session_info = True)
638	{
639	//return $this->save_repository($update_session_info);
640	}
641
642	/**************************************************************************\
643	* These are the non-standard $this->account_id specific functions *
644	\**************************************************************************/
645
646	/*!
647	@function verify_basic_settings
648	@abstract verify basic settings
649	@discussion
650	*/
651	function verify_basic_settings()
652	{
653	if (!@is_array($GLOBALS['phpgw_info']['user']['preferences']))
654	{
655	$GLOBALS['phpgw_info']['user']['preferences'] = array();
656	}
657	/* This takes care of new users who don't have proper default prefs setup */
658	if (!isset($GLOBALS['phpgw_info']['flags']['nocommon_preferences']) \|\|
659	!$GLOBALS['phpgw_info']['flags']['nocommon_preferences'])
660	{
661	$preferences_update = False;
662	if (!isset($GLOBALS['phpgw_info']['user']['preferences']['common']['maxmatchs']) \|\|
663	!$GLOBALS['phpgw_info']['user']['preferences']['common']['maxmatchs'])
664	{
665	$this->add('common','maxmatchs',15);
666	$preferences_update = True;
667	}
668	if (!isset($GLOBALS['phpgw_info']['user']['preferences']['common']['theme']) \|\|
669	!$GLOBALS['phpgw_info']['user']['preferences']['common']['theme'])
670	{
671	$this->add('common','theme','default');
672	$preferences_update = True;
673	}
674	if (!isset($GLOBALS['phpgw_info']['user']['preferences']['common']['template_set']) \|\|
675	!$GLOBALS['phpgw_info']['user']['preferences']['common']['template_set'])
676	{
677	$this->add('common','template_set','default');
678	$preferences_update = True;
679	}
680	if (!isset($GLOBALS['phpgw_info']['user']['preferences']['common']['dateformat']) \|\|
681	!$GLOBALS['phpgw_info']['user']['preferences']['common']['dateformat'])
682	{
683	$this->add('common','dateformat','m/d/Y');
684	$preferences_update = True;
685	}
686	if (!isset($GLOBALS['phpgw_info']['user']['preferences']['common']['timeformat']) \|\|
687	!$GLOBALS['phpgw_info']['user']['preferences']['common']['timeformat'])
688	{
689	$this->add('common','timeformat',12);
690	$preferences_update = True;
691	}
692	if (!isset($GLOBALS['phpgw_info']['user']['preferences']['common']['lang']) \|\|
693	!$GLOBALS['phpgw_info']['user']['preferences']['common']['lang'])
694	{
695	$this->add('common','lang',$GLOBALS['phpgw']->common->getPreferredLanguage());
696	$preferences_update = True;
697	}
698	if ($preferences_update)
699	{
700	$this->save_repository();
701	}
702	unset($preferences_update);
703	}
704	}
705
706	/****************************************************\
707	* Email Preferences and Private Support Functions *
708	\****************************************************/
709
710	/*!
711	@function sub_get_mailsvr_port
712	@abstract Helper function for create_email_preferences, gets mail server port number.
713	@discussion This will generate the appropriate port number to access a
714	mail server of type pop3, pop3s, imap, imaps users value from
715	$phpgw_info['user']['preferences']['email']['mail_port'].
716	if that value is not set, it generates a default port for the given $server_type.
717	Someday, this MAY be
718	(a) a se4rver wide admin setting, or
719	(b)user custom preference
720	Until then, simply set the port number based on the mail_server_type, thereof
721	ONLY call this function AFTER ['email']['mail_server_type'] has been set.
722	@param $prefs - user preferences array based on element ['email'][]
723	@author Angles
724	@access Private
725	*/
726	function sub_get_mailsvr_port($prefs, $acctnum=0)
727	{
728	// first we try the port number supplied in preferences
729	if((isset($prefs['email']['accounts'][$acctnum]['mail_port'])) &&
730	($prefs['email']['accounts'][$acctnum]['mail_port'] != ''))
731	{
732	$port_number = $prefs['email']['accounts'][$acctnum]['mail_port'];
733	}
734	// preferences does not have a port number, generate a default value
735	else
736	{
737	if (!isset($prefs['email']['accounts'][$acctnum]['mail_server_type']))
738	{
739	$prefs['email']['accounts'][$acctnum]['mail_server_type'] = $prefs['email']['mail_server_type'];
740	}
741
742	switch($prefs['email']['accounts'][$acctnum]['mail_server_type'])
743	{
744	case 'pop3s':
745	// POP3 over SSL
746	$port_number = 995;
747	break;
748	case 'pop3':
749	// POP3 normal connection, No SSL
750	// ( same string as normal imap above)
751	$port_number = 110;
752	break;
753	case 'nntp':
754	// NNTP news server port
755	$port_number = 119;
756	break;
757	case 'imaps':
758	// IMAP over SSL
759	$port_number = 993;
760	break;
761	case 'imap':
762	// IMAP normal connection, No SSL
763	default:
764	// UNKNOWN SERVER in Preferences, return a
765	// default value that is likely to work
766	// probably should raise some kind of error here
767	$port_number = 143;
768	break;
769	}
770	}
771	return $port_number;
772	}
773
774	/*!
775	@function sub_default_userid
776	@abstract Helper function for create_email_preferences, gets default userid for email
777	@discussion This will generate the appropriate userid for accessing an email server.
778	In the absence of a custom ['email']['userid'], this function should be used to set it.
779	@param $accountid - as determined in and/or passed to "create_email_preferences"
780	@access Private
781	*/
782	function sub_default_userid($account_id='')
783	{
784	if ($GLOBALS['phpgw_info']['server']['mail_login_type'] == 'vmailmgr')
785	{
786	$prefs_email_userid = $GLOBALS['phpgw']->accounts->id2name($account_id)
787	. '@' . $GLOBALS['phpgw_info']['server']['mail_suffix'];
788	}
789	else
790	{
791	$prefs_email_userid = $GLOBALS['phpgw']->accounts->id2name($account_id);
792	}
793	return $prefs_email_userid;
794	}
795
796	/*!
797	@function email_address
798	@abstract returns the custom email-address (if set) or generates a default one
799	@discussion This will generate the appropriate email address used as the "From:"
800	email address when the user sends email, the localpert@domain part. The "personal"
801	part is generated elsewhere.
802	In the absence of a custom ['email']['address'], this function should be used to set it.
803	@param $accountid - as determined in and/or passed to "create_email_preferences"
804	@access Public now
805	*/
806	function email_address($account_id='')
807	{
808	if (isset($this->data['email']['address']))
809	{
810	return $this->data['email']['address'];
811	}
812	// if email-address is set in the account, return it
813	if ($email = $GLOBALS['phpgw']->accounts->id2name($account_id,'account_email'))
814	{
815	return $email;
816	}
817	$prefs_email_address = $GLOBALS['phpgw']->accounts->id2name($account_id);
818	if (strstr($prefs_email_address,'@') === False)
819	{
820	$prefs_email_address .= '@' . $GLOBALS['phpgw_info']['server']['mail_suffix'];
821	}
822	return $prefs_email_address;
823	}
824
825	function sub_default_address($account_id='')
826	{
827	return $this->email_address($account_id);
828	}
829
830	/*!
831	@function create_email_preferences
832	@abstract create email preferences
833	@param $account_id -optional defaults to : get_account_id()
834	@discussion fills a local copy of ['email'][] prefs array which is then returned to the calling
835	function, which the calling function generally tacks onto the $GLOBALS['phpgw_info'] array as such:
836	$GLOBALS['phpgw_info']['user']['preferences'] = $GLOBALS['phpgw']->preferences->create_email_preferences();
837	which fills an array based at:
838	$GLOBALS['phpgw_info']['user']['preferences']['email'][prefs_are_elements_here]
839	Reading the raw preference DB data and comparing to the email preference schema defined in
840	/email/class.bopreferences.inc.php (see discussion there and below) to create default preference values
841	for the in the ['email'][] pref data array in cases where the user has not supplied
842	a preference value for any particular preference item available to the user.
843	@access Public
844	*/
845	function create_email_preferences($accountid='', $acctnum=0)
846	{
847	print_debug('class.preferences: create_email_preferences: ENTERING<br>', 'messageonly','api');
848	// we may need function "html_quotes_decode" from the mail_msg class
849	$email_base = CreateObject("email.mail_msg");
850
851	$account_id = get_account_id($accountid);
852	// If the current user is not the request user, grab the preferences
853	// and reset back to current user.
854	if($account_id != $this->account_id)
855	{
856	// Temporarily store the values to a temp, so when the
857	// read_repository() is called, it doesn't destory the
858	// current users settings.
859	$temp_account_id = $this->account_id;
860	$temp_data = $this->data;
861
862	// Grab the new users settings, only if they are not the
863	// current users settings.
864	$this->account_id = $account_id;
865	$prefs = $this->read_repository();
866
867	// Reset the data to what it was prior to this call
868	$this->account_id = $temp_account_id;
869	$this->data = $temp_data;
870	}
871	else
872	{
873	$prefs = $this->data;
874	}
875	// are we dealing with the default email account or an extra email account?
876	if ($acctnum != 0)
877	{
878	// prefs are actually a sub-element of the main email prefs
879	// at location [email][ex_accounts][X][...pref names] => pref values
880	// make this look like "prefs[email] so the code below code below will do its job transparently
881
882	// store original prefs
883	$orig_prefs = array();
884	$orig_prefs = $prefs;
885	// obtain the desired sub-array of extra account prefs
886	$sub_prefs = array();
887	$sub_prefs['email'] = $prefs['email']['ex_accounts'][$acctnum];
888	// make the switch, make it seem like top level email prefs
889	$prefs = array();
890	$prefs['email'] = $sub_prefs['email'];
891	// since we return just $prefs, it's up to the calling program to put the sub prefs in the right place
892	}
893	print_debug('class.preferences: create_email_preferences: $acctnum: ['.$acctnum.'] ; raw $this->data dump', $this->data,'api');
894
895	// = = = = NOT-SIMPLE PREFS = = = =
896	// Default Preferences info that is:
897	// (a) not controlled by email prefs itself (mostly api and/or server level stuff)
898	// (b) too complicated to be described in the email prefs data array instructions
899
900	// --- [server][mail_server_type] ---
901	// Set API Level Server Mail Type if not defined
902	// if for some reason the API didnot have a mail server type set during initialization
903	if (empty($GLOBALS['phpgw_info']['server']['mail_server_type']))
904	{
905	$GLOBALS['phpgw_info']['server']['mail_server_type'] = 'imap';
906	}
907
908	// --- [server][mail_folder] ---
909	// ==== UWash Mail Folder Location used to be "mail", now it's changeable, but keep the
910	// ==== default to "mail" so upgrades happen transparently
911	// --- TEMP MAKE DEFAULT UWASH MAIL FOLDER ~/mail (a.k.a. $HOME/mail)
912	$GLOBALS['phpgw_info']['server']['mail_folder'] = 'mail';
913	// --- DELETE THE ABOVE WHEN THIS OPTION GETS INTO THE SYSTEM SETUP
914	// pick up custom "mail_folder" if it exists (used for UWash and UWash Maildir servers)
915	// else use the system default (which we temporarily hard coded to "mail" just above here)
916
917	//--- [email][mail_port] ---
918	// These sets the mail_port server variable
919	// someday (not currently) this may be a site-wide property set during site setup
920	// additionally, someday (not currently) the user may be able to override this with
921	// a custom email preference. Currently, we simply use standard port numbers
922	// for the service in question.
923	$prefs['email']['mail_port'] = $this->sub_get_mailsvr_port($prefs);
924
925	//--- [email][fullname] ---
926	// we pick this up from phpgw api for the default account
927	// the user does not directly manipulate this pref for the default email account
928	if ((string)$acctnum == '0')
929	{
930	$prefs['email']['fullname'] = $GLOBALS['phpgw_info']['user']['fullname'];
931	}
932
933	// = = = = SIMPLER PREFS = = = =
934
935	// Default Preferences info that is articulated in the email prefs schema array itself
936	// such email prefs schema array is described and established in /email/class.bopreferences
937	// by function "init_available_prefs", see the discussion there.
938
939	// --- create the objectified /email/class.bopreferences.inc.php ---
940	//Begin Jakjr
941	#$bo_mail_prefs = CreateObject('email.bopreferences');
942
943	// --- bo_mail_prefs->init_available_prefs() ---
944	// this fills object_email_bopreferences->std_prefs and ->cust_prefs
945	// we will initialize the users preferences according to the rules and instructions
946	// embodied in those prefs arrays, applying those rules to the unprocessed
947	// data read from the preferences DB. By taking the raw data and applying those rules,
948	// we will construct valid and known email preference data for this user.
949	#$bo_mail_prefs->init_available_prefs();
950
951	// --- combine the two array (std and cust) for 1 pass handling ---
952	// when this preference DB was submitted and saved, it was hopefully so well structured
953	// that we can simply combine the two arrays, std_prefs and cust_prefs, and do a one
954	// pass analysis and preparation of this users preferences.
955	#$avail_pref_array = $bo_mail_prefs->std_prefs;
956	#$c_cust_prefs = count($bo_mail_prefs->cust_prefs);
957	#for($i=0;$i<$c_cust_prefs;++$i)
958	#{
959	# // add each custom prefs to the std prefs array
960	# $next_idx = count($avail_pref_array);
961	# $avail_pref_array[$next_idx] = $bo_mail_prefs->cust_prefs[$i];
962	#}
963	print_debug('class.preferences: create_email_preferences: std AND cust arrays combined:', $avail_pref_array,'api');
964
965	// --- make the schema-based pref data for this user ---
966	// user defined values and/or user specified custom email prefs are read from the
967	// prefs DB with mininal manipulation of the data. Currently the only change to
968	// users raw data is related to reversing the encoding of "database un-friendly" chars
969	// which itself may become unnecessary if and when the database handlers can reliably
970	// take care of this for us. Of course, password data requires special decoding,
971	// but the password in the array [email][paswd] should be left in encrypted form
972	// and only decrypted seperately when used to login in to an email server.
973
974	// --- generating a default value if necessary ---
975	// in the absence of a user defined custom email preference for a particular item, we can
976	// determine the desired default value for that pref as such:
977	// $this_avail_pref['init_default'] is a comma seperated seperated string which should
978	// be exploded into an array containing 2 elements that are:
979	// exploded[0] : an description of how to handle the next string element to get a default value.
980	// Possible "instructional tokens" for exploded[0] (called $set_proc[0] below) are:
981	// string
982	// set_or_not
983	// function
984	// init_no_fill
985	// varEVAL
986	// tells you how to handle the string in exploded[1] (called $set_proc[1] below) to get a valid
987	// default value for a particular preference if one is needed (i.e. if no user custom
988	// email preference exists that should override that default value, in which case we
989	// do not even need to obtain such a default value as described in ['init_default'] anyway).
990
991	// --- loop thru $avail_pref_array and process each pref item ---
992	$c_prefs = count($avail_pref_array);
993	for($i=0;$i<$c_prefs;++$i)
994	{
995	$this_avail_pref = $avail_pref_array[$i];
996	print_debug('class.preferences: create_email_preferences: value from DB for $prefs[email]['.$this_avail_pref['id'].'] = ['.$prefs['email'][$this_avail_pref['id']].']', 'messageonly','api');
997	print_debug('class.preferences: create_email_preferences: std/cust_prefs $this_avail_pref['.$i.'] dump:', $this_avail_pref,'api');
998
999	// --- is there a value in the DB for this preference item ---
1000	// if the prefs DB has no value for this defined available preference, we must make one.
1001	// This occurs if (a) this is user's first login, or (b) this is a custom pref which the user
1002	// has not overriden, do a default (non-custom) value is needed.
1003	if (!isset($prefs['email'][$this_avail_pref['id']]))
1004	{
1005	// now we are analizing an individual pref that is available to the user
1006	// AND the user had no existing value in the prefs DB for this.
1007
1008	// --- get instructions on how to generate a default value ---
1009	$set_proc = explode(',', $this_avail_pref['init_default']);
1010	print_debug(' * set_proc=['.serialize($set_proc).']', 'messageonly','api');
1011
1012	// --- use "instructional token" in $set_proc[0] to take appropriate action ---
1013	// STRING
1014	if ($set_proc[0] == 'string')
1015	{
1016	// means this pref item's value type is string
1017	// which defined string default value is in $set_proc[1]
1018	print_debug('* handle "string" set_proc: ', serialize($set_proc),'api');
1019	if (trim($set_proc[1]) == '')
1020	{
1021	// this happens when $this_avail_pref['init_default'] = "string, "
1022	$this_string = '';
1023	}
1024	else
1025	{
1026	$this_string = $set_proc[1];
1027	}
1028	$prefs['email'][$this_avail_pref['id']] = $this_string;
1029	}
1030	// SET_OR_NOT
1031	elseif ($set_proc[0] == 'set_or_not')
1032	{
1033	// typical with boolean options, True = "set/exists" and False = unset
1034	print_debug('* handle "set_or_not" set_proc: ', serialize($set_proc),'api');
1035	if ($set_proc[1] == 'not_set')
1036	{
1037	// leave it NOT SET
1038	}
1039	else
1040	{
1041	// opposite of boolean not_set = string "True" which simply sets a
1042	// value it exists in the users session [email][] preference array
1043	$prefs['email'][$this_avail_pref['id']] = 'True';
1044	}
1045	}
1046	// FUNCTION
1047	elseif ($set_proc[0] == 'function')
1048	{
1049	// string in $set_proc[1] should be "eval"uated as code, calling a function
1050	// which will give us a default value to put in users session [email][] prefs array
1051	print_debug(' * handle "function" set_proc: ', serialize($set_proc),'api');
1052	$evaled = '';
1053	//eval('$evaled = $this->'.$set_proc[1].'('.$account_id.');');
1054
1055	$code = '$evaled = $this->'.$set_proc[1].'('.$account_id.');';
1056	print_debug(' * $code: ', $code,'api');
1057	eval($code);
1058
1059	print_debug('* $evaled:', $evaled,'api');
1060	$prefs['email'][$this_avail_pref['id']] = $evaled;
1061	}
1062	// INIT_NO_FILL
1063	elseif ($set_proc[0] == 'init_no_fill')
1064	{
1065	// we have an available preference item that we may NOT fill with a default
1066	// value. Only the user may supply a value for this pref item.
1067	print_debug('* handle "init_no_fill" set_proc:', serialize($set_proc),'api');
1068	// we are FORBADE from filling this at this time!
1069	}
1070	// varEVAL
1071	elseif ($set_proc[0] == 'varEVAL')
1072	{
1073	// similar to "function" but used for array references, the string in $set_proc[1]
1074	// represents code which typically is an array referencing a system/api property
1075	print_debug('* handle "GLOBALS" set_proc:', serialize($set_proc),'api');
1076	$evaled = '';
1077	$code = '$evaled = '.$set_proc[1];
1078	print_debug(' * $code:', $code,'api');
1079	eval($code);
1080	print_debug('* $evaled:', $evaled,'api');
1081	$prefs['email'][$this_avail_pref['id']] = $evaled;
1082	}
1083	else
1084	{
1085	// error, no instructions on how to handle this element's default value creation
1086	echo 'class.preferences: create_email_preferences: set_proc ERROR: '.serialize($set_proc).'<br>';
1087	}
1088	}
1089	else
1090	{
1091	// we have a value in the database, do we need to prepare it in any way?
1092	// (the following discussion is unconfirmed:)
1093	// DO NOT ALTER the data in the prefs array!!!! or the next time we call
1094	// save_repository withOUT undoing what we might do here, the
1095	// prefs will permenantly LOOSE the very thing(s) we are un-doing
1096	/// here until the next OFFICIAL submit email prefs function, where it
1097	// will again get this preparation before being written to the database.
1098
1099	// NOTE: if database de-fanging is eventually handled deeper in the
1100	// preferences class, then the following code would become depreciated
1101	// and should be removed in that case.
1102	if (($this_avail_pref['type'] == 'user_string') &&
1103	(stristr($this_avail_pref['write_props'], 'no_db_defang') == False))
1104	{
1105	// this value was "de-fanged" before putting it in the database
1106	// undo that defanging now
1107	$db_unfriendly = $email_base->html_quotes_decode($prefs['email'][$this_avail_pref['id']]);
1108	$prefs['email'][$this_avail_pref['id']] = $db_unfriendly;
1109	}
1110	}
1111	}
1112	// users preferences are now established to known structured values...
1113
1114	// SANITY CHECK
1115	// --- [email][use_trash_folder] ---
1116	// --- [email][use_sent_folder] ---
1117	// is it possible to use Trash and Sent folders - i.e. using IMAP server
1118	// if not - force settings to false
1119	if (strpos($prefs['email']['mail_server_type'], 'imap') == False)
1120	{
1121	if (isset($prefs['email']['use_trash_folder']))
1122	{
1123	unset($prefs['email']['use_trash_folder']);
1124	}
1125
1126	if (isset($prefs['email']['use_sent_folder']))
1127	{
1128	unset($prefs['email']['use_sent_folder']);
1129	}
1130	}
1131
1132	// DEBUG : force some settings to test stuff
1133	//$prefs['email']['p_persistent'] = 'True';
1134
1135	print_debug('class.preferences: $acctnum: ['.$acctnum.'] ; create_email_preferences: $prefs[email]', $prefs['email'],'api');
1136	print_debug('class.preferences: create_email_preferences: LEAVING', 'messageonly','api');
1137	return $prefs;
1138	}
1139
1140	/*
1141	// ==== DEPRECATED - ARCHIVAL CODE ====
1142	// used to be part of function this->create_email_preferences()
1143	// = = = = SIMPLER PREFS = = = =
1144	// Default Preferences info that is:
1145	// described in the email prefs array itself
1146
1147	$default_trash_folder = 'Trash';
1148	$default_sent_folder = 'Sent';
1149
1150	// --- userid ---
1151	if (!isset($prefs['email']['userid']))
1152	{
1153	$prefs['email']['userid'] = $this->sub_default_userid($accountid);
1154	}
1155	// --- address ---
1156	if (!isset($prefs['email']['address']))
1157	{
1158	$prefs['email']['address'] = $this->email_address($accountid);
1159	}
1160	// --- mail_server ---
1161	if (!isset($prefs['email']['mail_server']))
1162	{
1163	$prefs['email']['mail_server'] = $GLOBALS['phpgw_info']['server']['mail_server'];
1164	}
1165	// --- mail_server_type ---
1166	if (!isset($prefs['email']['mail_server_type']))
1167	{
1168	$prefs['email']['mail_server_type'] = $GLOBALS['phpgw_info']['server']['mail_server_type'];
1169	}
1170	// --- imap_server_type ---
1171	if (!isset($prefs['email']['imap_server_type']))
1172	{
1173	$prefs['email']['imap_server_type'] = $GLOBALS['phpgw_info']['server']['imap_server_type'];
1174	}
1175	// --- mail_folder ---
1176	// because of the way this option works, an empty string IS ACTUALLY a valid value
1177	// which represents the $HOME/* as the UWash mail files location
1178	// THERFOR we must check the "Use_custom_setting" option to help us figure out what to do
1179	if (!isset($prefs['email']['use_custom_settings']))
1180	{
1181	// we are NOT using custom settings so this MUST be the server default
1182	$prefs['email']['mail_folder'] = $GLOBALS['phpgw_info']['server']['mail_folder'];
1183	}
1184	else
1185	{
1186	// we ARE using custom settings AND a BLANK STRING is a valid option, so...
1187	if ((isset($prefs['email']['mail_folder']))
1188	&& ($prefs['email']['mail_folder'] != ''))
1189	{
1190	// using custom AND a string exists, so "mail_folder" is that string stored in the custom prefs by the user
1191	// DO NOTING - VALID OPTION VALUE for $prefs['email']['mail_folder']
1192	}
1193	else
1194	{
1195	// using Custom Prefs BUT this text box was left empty by the user on submit, so no value stored
1196	// BUT since we are using custom prefs, "mail_folder" MUST BE AN EMPTY STRING
1197	// which is an acceptable, valid preference, overriding any value which
1198	// may have been set in ["server"]["mail_folder"]
1199	// This is one of the few instances in the preference class where an empty, unspecified value
1200	// actually does NOT get deleted from the repository.
1201	$prefs['email']['mail_folder'] = '';
1202	}
1203	}
1204
1205	// --- use_trash_folder ---
1206	// --- trash_folder_name ---
1207	// if the option to use the Trash folder is ON, make sure a proper name is specified
1208	if (isset($prefs['email']['use_trash_folder']))
1209	{
1210	if ((!isset($prefs['email']['trash_folder_name']))
1211	\|\| ($prefs['email']['trash_folder_name'] == ''))
1212	{
1213	$prefs['email']['trash_folder_name'] = $default_trash_folder;
1214	}
1215	}
1216
1217	// --- use_sent_folder ---
1218	// --- sent_folder_name ---
1219	// if the option to use the sent folder is ON, make sure a proper name is specified
1220	if (isset($prefs['email']['use_sent_folder']))
1221	{
1222	if ((!isset($prefs['email']['sent_folder_name']))
1223	\|\| ($prefs['email']['sent_folder_name'] == ''))
1224	{
1225	$prefs['email']['sent_folder_name'] = $default_sent_folder;
1226	}
1227	}
1228
1229	// --- layout ---
1230	// Layout Template Preference
1231	// layout 1 = default ; others are prefs
1232	if (!isset($prefs['email']['layout']))
1233	{
1234	$prefs['email']['layout'] = 1;
1235	}
1236
1237	//// --- font_size_offset ---
1238	//// Email Index Page Font Size Preference
1239	//// layout 1 = default ; others are prefs
1240	//if (!isset($prefs['email']['font_size_offset']))
1241	//{
1242	// $prefs['email']['font_size_offset'] = 'normal';
1243	//}
1244
1245	// SANITY CHECK
1246	// --- use_trash_folder ---
1247	// --- use_sent_folder ---
1248	// is it possible to use Trash and Sent folders - i.e. using IMAP server
1249	// if not - force settings to false
1250	if (stristr($prefs['email']['mail_server_type'], 'imap') == False)
1251	{
1252	if (isset($prefs['email']['use_trash_folder']))
1253	{
1254	unset($prefs['email']['use_trash_folder']);
1255	}
1256
1257	if (isset($prefs['email']['use_sent_folder']))
1258	{
1259	unset($prefs['email']['use_sent_folder']);
1260	}
1261	}
1262
1263	// DEBUG : force some settings to test stuff
1264	//$prefs['email']['layout'] = 1;
1265	//$prefs['email']['layout'] = 2;
1266	//$prefs['email']['font_size_offset'] = (-1);
1267
1268	// DEBUG
1269	//echo "<br>prefs['email']: <br>"
1270	// .'<pre>'.serialize($prefs['email']) .'</pre><br>';
1271	return $prefs;
1272	*/
1273	} /* end of preferences class */
1274	?>

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source: trunk/phpgwapi/inc/class.preferences.inc.php @ 7979

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