1 | <?php |
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2 | /** |
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3 | * CalDAV Server - handle PUT method |
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4 | * |
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5 | * @package davical |
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6 | * @subpackage caldav |
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7 | * @author Andrew McMillan <andrew@mcmillan.net.nz> |
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8 | * @copyright Catalyst .Net Ltd, Morphoss Ltd |
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9 | * @license http://gnu.org/copyleft/gpl.html GNU GPL v2 or later |
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10 | */ |
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11 | dbg_error_log("PUT", "method handler"); |
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12 | |
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13 | require_once('DAVResource.php'); |
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14 | |
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15 | $dav_resource = new DAVResource($request->path); |
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16 | if ( ! $dav_resource->HavePrivilegeTo('DAV::write-content') ) { |
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17 | $request->DoResponse(403); |
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18 | } |
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19 | |
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20 | if ( ! $dav_resource->Exists() && ! $dav_resource->HavePrivilegeTo('DAV::bind') ) { |
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21 | $request->DoResponse(403); |
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22 | } |
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23 | |
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24 | if ( ! ini_get('open_basedir') && (isset($c->dbg['ALL']) || (isset($c->dbg['put']) && $c->dbg['put'])) ) { |
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25 | $fh = fopen('/tmp/PUT.txt','w'); |
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26 | if ( $fh ) { |
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27 | fwrite($fh,$request->raw_post); |
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28 | fclose($fh); |
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29 | } |
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30 | } |
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31 | |
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32 | include_once('caldav-PUT-functions.php'); |
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33 | |
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34 | //controlRequestContainer( $dav_resource->GetProperty('username'), $dav_resource->GetProperty('user_no'), $dav_resource->bound_from(), true); |
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35 | |
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36 | $lock_opener = $request->FailIfLocked(); |
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37 | |
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38 | |
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39 | //if ( $dav_resource->IsCollection() ) { |
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40 | // if ( $dav_resource->IsPrincipal() || $dav_resource->IsBinding() || !isset($c->readonly_webdav_collections) || $c->readonly_webdav_collections == true ) { |
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41 | // $request->DoResponse( 405 ); // Method not allowed |
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42 | // return; |
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43 | // } |
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44 | |
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45 | // $appending = (isset($_GET['mode']) && $_GET['mode'] == 'append' ); |
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46 | |
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47 | /** |
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48 | * CalDAV does not define the result of a PUT on a collection. We treat that |
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49 | * as an import. The code is in caldav-PUT-functions.php |
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50 | */ |
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51 | // import_collection($request->raw_post,$request->user_no,$request->path,true, $appending); |
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52 | // $request->DoResponse( 200 ); |
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53 | // return; |
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54 | //} |
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55 | |
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56 | $etag = md5($request->raw_post); |
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57 | $ic = new iCalComponent( $request->raw_post ); |
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58 | |
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59 | if ( ! $dav_resource->Exists() && (isset($request->etag_if_match) && $request->etag_if_match != '') ) { |
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60 | /** |
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61 | * RFC2068, 14.25: |
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62 | * If none of the entity tags match, or if "*" is given and no current |
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63 | * entity exists, the server MUST NOT perform the requested method, and |
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64 | * MUST return a 412 (Precondition Failed) response. |
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65 | */ |
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66 | $request->PreconditionFailed(412,'if-match'); |
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67 | } |
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68 | |
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69 | if ( $dav_resource->Exists() ) { |
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70 | //if ( isset($request->etag_if_match) && $request->etag_if_match != '' && $request->etag_if_match != $dav_resource->unique_tag() ) { |
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71 | /** |
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72 | * RFC2068, 14.25: |
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73 | * If none of the entity tags match, or if "*" is given and no current |
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74 | * entity exists, the server MUST NOT perform the requested method, and |
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75 | * MUST return a 412 (Precondition Failed) response. |
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76 | */ |
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77 | //$request->PreconditionFailed(412,'if-match', translate( 'Existing resource does not match "If-Match" header - not accepted.')); |
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78 | //} |
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79 | if ( isset($request->etag_none_match) && $request->etag_none_match != '' |
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80 | && ($request->etag_none_match == $dav_resource->unique_tag() || $request->etag_none_match == '*') ) { |
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81 | /** |
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82 | * RFC2068, 14.26: |
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83 | * If any of the entity tags match the entity tag of the entity that |
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84 | * would have been returned in the response to a similar GET request |
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85 | * (without the If-None-Match header) on that resource, or if "*" is |
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86 | * given and any current entity exists for that resource, then the |
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87 | * server MUST NOT perform the requested method. |
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88 | */ |
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89 | $request->PreconditionFailed(412,'if-none-match', translate( 'Existing resource matches "If-None-Match" header - not accepted.')); |
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90 | } |
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91 | } |
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92 | |
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93 | $put_action_type = ($dav_resource->Exists() ? 'UPDATE' : 'INSERT'); |
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94 | |
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95 | |
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96 | write_resource( $dav_resource->GetProperty('user_no'), $dav_resource->bound_from(), $request->raw_post, $dav_resource->GetProperty('collection_id'), |
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97 | $session->user_no, $etag, $ic, $put_action_type, true, true ); |
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98 | |
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99 | header(sprintf('ETag: "%s"', $etag) ); |
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100 | |
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101 | $request->DoResponse( ($dav_resource->Exists() ? 204 : 201) ); |
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