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source: branches/2.2/expressoMail1_2/inc/class.message_components.inc.php @ 3397

Revision 3397, 13.2 KB checked in by eduardoalex, 14 years ago (diff)
Ticket #1385 - Correcao do erro narrado no ticket em questão
Property svn:eol-style set to `native` Property svn:executable set to ``*

Line
1	<?php
2	class message_components {
3
4	/**
5	*+----------------------------------------------------------------------------------------------------+
6	*\| IMAP message scanner - scans information provided by imap_fetchstructure() \|
7	*\| \|
8	*\| Author: Richard York \|
9	*\| mailto:richy at smilingsouls.net \|
10	*\| http://www.smilingsouls.net \|
11	*\| \|
12	*\| (c) Copyright 2004, Richard York, All Rights Reseverd \|
13	*+----------------------------------------------------------------------------------------------------+
14	**
15	*/
16
17	var $mailbox; // (resource) Imap stream
18
19	var $data_types; // (array)(string) Various message part types
20	var $encoding_types; // (array)(string) Various encoding types
21
22	// first array uses message id as key
23	// nested array is offset corresponding with the number of parts
24
25	var $structure; // (array)(object) Contains the complete body structure
26	var $pid; // (array)(array)(str) part id
27	var $file_type; // (array)(array)(str) mime type
28	var $disposition; // (array)(array)(str) inline \| attachment
29	var $fsize; // (array)(array)(int) part size in bytes
30	var $encoding; // (array)(array)(str) message encoding
31	var $charset; // (array)(array)(int) message charset
32	var $fname; // (array)(array)(str) original file name
33	var $inline_id; // (array)(array)(str) string containing the id for multipart/related
34	var $has_attachments; // (array)(array)(bool)
35
36	/**
37	* CONSTRUCTOR
38	*
39	* void message_components(resource imap stream)
40	**
41	*/
42
43	function message_components($mailbox)
44	{
45	$this->data_types = array();
46
47	$this->data_types[0] = 'text';
48	$this->data_types[1] = 'multipart';
49	$this->data_types[2] = 'message';
50	$this->data_types[3] = 'application';
51	$this->data_types[4] = 'audio';
52	$this->data_types[5] = 'image';
53	$this->data_types[6] = 'video';
54	$this->data_types[7] = 'other';
55
56	$this->encoding_types = array();
57
58	$this->encoding_types[0] = '7bit';
59	$this->encoding_types[1] = '8bit';
60	$this->encoding_types[2] = 'binary';
61	$this->encoding_types[3] = 'base64';
62	$this->encoding_types[4] = 'quoted-printable';
63	$this->encoding_types[5] = 'other';
64
65	$this->mailbox = $mailbox;
66
67	return;
68	}
69
70	/**
71	* void fetch_structure(int message id[, array recursive subpart[, array recursive parent part id[, int recursive counter[, bool recursive is a sub part[, bool recursive skip part]]]]])
72	* Indexes the structure of a message body.
73	*
74	* Gather message information returned by imap_fetchstructure()
75	* Recursively iterate through each parts array
76	* Concatenate part numbers in the following format `1.1` each part id is separated by a period, each referring
77	* to a part or subpart of a multipart message. Create part numbers as such that they are compatible with imap_fetchbody()
78	**
79	*/
80
81	function fetch_structure($mid, $sub_part = null, $sub_pid = null, $n = 0, $is_sub_part = false, $skip_part = false)
82	{
83	if (!is_array($sub_part))
84	{
85	$this->structure[$mid] = imap_fetchstructure($this->mailbox, $mid, FT_UID);
86	}
87	if (isset($this->structure[$mid]->parts) \|\| is_array($sub_part))
88	{
89	if ($is_sub_part == false)
90	{
91	$parts = $this->structure[$mid]->parts;
92	}
93	else
94	{
95	$parts = $sub_part;
96	$n++;
97	}
98
99	for($p = 0, $i = 1; $p < count($parts); $n++, $p++, $i++)
100	{
101	// Skip the following...
102	// Skip multipart/mixed!
103	// Skip subsequent multipart/alternative if this part is message/rfc822
104	// Skip multipart/related
105
106	$ftype = (empty($parts[$p]->type))? $this->data_types[0].'/'.strtolower($parts[$p]->subtype) : $this->data_types[$parts[$p]->type].'/'.strtolower($parts[$p]->subtype);
107	$encoding = (empty($parts[$p]->encoding))? $this->encoding_types[0] : $this->encoding_types[$parts[$p]->encoding];
108	if(!preg_match("/5./",phpversion()))
109	$charset = $parts[$p]->parameters[0]->value;
110	else
111	$charset = ( isset( $parts->p->parameters[0]->value ) ) ? $parts->p->parameters[0]->value : NULL;
112	$skip_next = ($ftype == 'message/rfc822')? true : false;
113
114	if ($ftype == 'multipart/report' \|\| $ftype == 'multipart/mixed' \|\| $skip_part == true && $ftype == 'multipart/alternative' \|\| ( $ftype == 'multipart/related' && strtolower( $parts[$p]->parts[0]->subtype ) == 'alternative' ) )
115	{
116	$n--;
117	}
118	else
119	{
120	$this->pid[$mid][$n] = ($is_sub_part == false \|\| $skip_part && $ftype == 'multipart/related' )? $i : ($sub_pid == '' ? '1' : $sub_pid).'.'.$i;
121	$this->file_type[$mid][$n] = $ftype;
122	$this->encoding[$mid][$n] = $encoding;
123	$this->charset[$mid][$n] = $charset;
124	$this->fsize[$mid][$n] = (!isset($parts[$p]->bytes) \|\| empty($parts[$p]->bytes))? 0 : $parts[$p]->bytes;
125	$hasAttachment = false;
126	# Force inline disposition if none is present
127	//if ($parts[$p]->ifdisposition == true)
128	//{ por niltonneto, as vezes, inline anexos nao eram exibidos.
129	$this->disposition[$mid][$n] = ( isset( $parts[$p]->disposition ) ) ? strtolower($parts[$p]->disposition) : NULL;
130
131	//if (strtolower($parts[$p]->disposition) == 'attachment')
132	//{ por jakjr, as vezes, inline anexos nao eram exibidos.
133	if ($parts[$p]->ifdparameters == true)
134	{
135	$params = $parts[$p]->dparameters;
136
137	foreach ($params as $param)
138	{
139	if((strtolower($param->attribute) == 'filename') \|\| (strtolower($param->attribute) == 'name'))
140	{
141	$this->fname[$mid][$n] = $param->value;
142	$hasAttachment = true;
143	break;
144	}
145	}
146	}
147
148	// Alguns web-mails utilizam o parameters
149	if ($parts[$p]->ifparameters == true && !$hasAttachment)
150	{
151	$params = $parts[$p]->parameters;
152	foreach ($params as $param)
153	{
154	if((strtolower($param->attribute) == 'filename') \|\| (strtolower($param->attribute) == 'name'
155	\|\| strtolower($param->attribute) == 'filename') \|\| strtolower($param->attribute) == 'name')
156	{
157	if(strstr(strtolower($param->value), "iso-8859-1''")){
158
159	$value = explode("''",$param->value);
160	$this->fname[$mid][$n] = rawurldecode($value[1]);
161	}
162	else
163	$this->fname[$mid][$n] = $param->value;
164
165	break;
166	}
167	if(strtolower($param->attribute) == 'charset'){
168	if($this->charset[$mid][$n] == '')
169	$this->charset[$mid][$n] = $param->value;
170	}
171	}
172	}
173	//}
174	/*}
175	else
176	{
177	$this->disposition[$mid][$n] = 'inline';
178	}*/
179
180	if ($parts[$p]->ifid == true)
181	{
182	$this->inline_id[$mid][$n] = $parts[$p]->id;
183	}
184	}
185
186	if (isset($parts[$p]->parts) && is_array($parts[$p]->parts))
187	{
188	$this->has_attachments[$mid][$n] = true;
189	$n = $this->fetch_structure($mid, $parts[$p]->parts, $this->pid[$mid][$n], $n, true, $skip_next);
190	}
191	else
192	{
193	$this->has_attachments[$mid][$n] = false;
194	}
195	}
196
197	if ($is_sub_part == true)
198	{
199	return $n;
200	}
201	}
202
203	// $parts is not an array... message is flat
204	else
205	{
206	$this->pid[$mid][0] = 1;
207
208	if (empty($this->structure[$mid]->type))
209	{
210	$this->structure[$mid]->type = (int) 0;
211	}
212
213	if (isset($this->structure[$mid]->subtype))
214	{
215	$this->file_type[$mid][0] = $this->data_types[$this->structure[$mid]->type].'/'.strtolower($this->structure[$mid]->subtype);
216	}
217
218	if (empty($this->structure[$mid]->encoding))
219	{
220	$this->structure[$mid]->encoding = (int) 0;
221	}
222
223	$this->encoding[$mid][0] = $this->encoding_types[$this->structure[$mid]->encoding];
224	if(!preg_match("/5./",phpversion()))
225	$this->charset[$mid][0] = $this->structure[$mid]->parameters[0]->value;
226	else
227	$this->charset[$mid][0] = ( isset( $this->structure->mid->parameters[0]->value ) ) ? $this->structure->mid->parameters[0]->value : NULL;
228
229	if (isset($this->structure[$mid]->bytes))
230	{
231	$this->fsize[$mid][0] = strtolower($this->structure[$mid]->bytes);
232	}
233
234	if (isset($this->structure[$mid]->ifdparameters))
235	{
236	$params = ( isset( $this->structure[$mid]->dparameters ) ) ? $this->structure[$mid]->dparameters : NULL;
237	$n = 0;
238	if($params)
239	foreach ($params as $param)
240	{
241	if((strtolower($param->attribute) == 'filename') \|\| (strtolower($param->attribute) == 'name'))
242	{
243	$this->fname[$mid][$n] = $param->value;
244	break;
245	}
246	$n++;
247	}
248	}
249	if (isset($this->structure[$mid]->ifparameters))
250	{
251	$params = $this->structure[$mid]->parameters;
252	$n = 0;
253	if($params)
254	foreach ($params as $param)
255	{
256	if(strtolower($param->attribute) == 'charset'){
257	if($this->charset[$mid][$n] == '')
258	$this->charset[$mid][$n] = $param->value;
259	$n++;
260	}
261	}
262	}
263	$this->disposition[$mid][0] = ( isset( $this->structure[$mid]->disposition ) ) ? $this->structure[$mid]->disposition : NULL;
264	//$this->disposition[$mid][0] = 'inline';
265	}
266
267	return;
268	}
269	}
270
271	/*
272	// Example usage -- dump part ids for the specified message..
273
274	$msg =& new message_components($mb);
275	$msg->fetch_structure(12905);
276
277	echo '<pre>';
278	//print_r($msg->pid[12905]);
279	echo count ($msg->fname[12905]);
280	echo '</pre>';
281
282	// also important to note that the offset numbering in the sub array isn't precise... $msg->pid[$mid][0]..
283	// I have a bug somewhere in there.. but I use foreach when accessing these arrays anyway.
284	*/
285	?>

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