208 lines
7.6 KiB
PHP
208 lines
7.6 KiB
PHP
<?php
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/**
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* attachment_common.php
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*
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* Copyright (c) 1999-2002 The SquirrelMail Project Team
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* Licensed under the GNU GPL. For full terms see the file COPYING.
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*
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* This file provides the handling of often-used attachment types.
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*
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* $Id$
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*/
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/*****************************************************************/
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/*** THIS FILE NEEDS TO HAVE ITS FORMATTING FIXED!!! ***/
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/*** PLEASE DO SO AND REMOVE THIS COMMENT SECTION. ***/
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/*** + Base level indent should begin at left margin, as ***/
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/*** the $attachment_common_show_images_list stuff below. ***/
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/*** + All identation should consist of four space blocks ***/
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/*** + Tab characters are evil. ***/
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/*** + all comments should use "slash-star ... star-slash" ***/
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/*** style -- no pound characters, no slash-slash style ***/
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/*** + FLOW CONTROL STATEMENTS (if, while, etc) SHOULD ***/
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/*** ALWAYS USE { AND } CHARACTERS!!! ***/
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/*** + Please use ' instead of ", when possible. Note " ***/
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/*** should always be used in _( ) function calls. ***/
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/*** Thank you for your help making the SM code more readable. ***/
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/*****************************************************************/
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global $attachment_common_show_images_list;
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$attachment_common_show_images_list = array();
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global $FileExtensionToMimeType, $attachment_common_types;
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$FileExtensionToMimeType = array('bmp' => 'image/x-bitmap',
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'gif' => 'image/gif',
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'htm' => 'text/html',
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'html' => 'text/html',
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'jpg' => 'image/jpeg',
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'jpeg' => 'image/jpeg',
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'php' => 'text/plain',
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'png' => 'image/png',
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'rtf' => 'text/richtext',
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'txt' => 'text/plain',
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'vcf' => 'text/x-vcard');
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// Register browser-supported image types
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if (isset($attachment_common_types)) {
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// Don't run this before being logged in. That may happen
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// when plugins include mime.php
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foreach ($attachment_common_types as $val => $v) {
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if ($val == 'image/gif')
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register_attachment_common('image/gif', 'link_image');
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elseif (($val == 'image/jpeg' || $val == 'image/pjpeg') and
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(!isset($jpeg_done))) {
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$jpeg_done = 1;
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register_attachment_common('image/jpeg', 'link_image');
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register_attachment_common('image/pjpeg', 'link_image');
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}
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elseif ($val == 'image/png')
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register_attachment_common('image/png', 'link_image');
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elseif ($val == 'image/x-xbitmap')
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register_attachment_common('image/x-xbitmap', 'link_image');
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}
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unset($jpeg_done);
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}
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// Register text-type attachments
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register_attachment_common('message/rfc822', 'link_text');
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register_attachment_common('text/plain', 'link_text');
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register_attachment_common('text/richtext', 'link_text');
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// Register HTML
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register_attachment_common('text/html', 'link_html');
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// Register vcards
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register_attachment_common('text/x-vcard', 'link_vcard');
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// Register "unknown" attachments
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register_attachment_common('application/octet-stream', 'octet_stream');
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/* Function which optimizes readability of the above code */
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function register_attachment_common($type, $func) {
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global $squirrelmail_plugin_hooks;
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$squirrelmail_plugin_hooks['attachment ' . $type]['attachment_common'] =
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'attachment_common_' . $func;
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}
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function attachment_common_link_text(&$Args)
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{
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// If there is a text attachment, we would like to create a 'view' button
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// that links to the text attachment viewer.
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//
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// $Args[1] = the array of actions
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//
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// Use our plugin name for adding an action
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// $Args[1]['attachment_common'] = array for href and text
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//
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// $Args[1]['attachment_common']['text'] = What is displayed
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// $Args[1]['attachment_common']['href'] = Where it links to
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//
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// This sets the 'href' of this plugin for a new link.
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$Args[1]['attachment_common']['href'] = '../src/download.php?startMessage=' .
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$Args[2] . '&passed_id=' . $Args[3] . '&mailbox=' . $Args[4] .
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'&passed_ent_id=' . $Args[5] . '&override_type0=text&override_type1=plain';
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// If we got here from a search, we should preserve these variables
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if ($Args[8] && $Args[9])
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$Args[1]['attachment_common']['href'] .= '&where=' .
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urlencode($Args[8]) . '&what=' . urlencode($Args[9]);
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// The link that we created needs a name. "view" will be displayed for
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// all text attachments handled by this plugin.
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$Args[1]['attachment_common']['text'] = _("view");
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// Each attachment has a filename on the left, which is a link.
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// Where that link points to can be changed. Just in case the link above
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// for viewing text attachments is not the same as the default link for
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// this file, we'll change it.
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//
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// This is a lot better in the image links, since the defaultLink will just
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// download the image, but the one that we set it to will format the page
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// to have an image tag in the center (looking a lot like this text viewer)
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$Args[6] = $Args[1]['attachment_common']['href'];
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}
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function attachment_common_link_html(&$Args)
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{
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$Args[1]['attachment_common']['href'] = '../src/download.php?startMessage=' .
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$Args[2] . '&passed_id=' . $Args[3] . '&mailbox=' . $Args[4] .
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'&passed_ent_id=' . $Args[5] . '&override_type0=text&override_type1=html';
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if ($Args[8] && $Args[9])
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$Args[1]['attachment_common']['href'] .= '&where=' .
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urlencode($Args[8]) . '&what=' . urlencode($Args[9]);
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$Args[1]['attachment_common']['text'] = _("view");
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$Args[6] = $Args[1]['attachment_common']['href'];
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}
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function attachment_common_link_image(&$Args)
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{
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global $attachment_common_show_images, $attachment_common_show_images_list;
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$info['passed_id'] = $Args[3];
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$info['mailbox'] = $Args[4];
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$info['ent_id'] = $Args[5];
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$attachment_common_show_images_list[] = $info;
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$Args[1]['attachment_common']['href'] = '../src/image.php?startMessage=' .
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$Args[2] . '&passed_id=' . $Args[3] . '&mailbox=' . $Args[4] .
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'&passed_ent_id=' . $Args[5];
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if ($Args[8] && $Args[9])
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$Args[1]['attachment_common']['href'] .= '&where=' .
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urlencode($Args[8]) . '&what=' . urlencode($Args[9]);
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$Args[1]['attachment_common']['text'] = _("view");
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$Args[6] = $Args[1]['attachment_common']['href'];
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}
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function attachment_common_link_vcard(&$Args)
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{
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$Args[1]['attachment_common']['href'] = '../src/vcard.php?startMessage=' .
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$Args[2] . '&passed_id=' . $Args[3] . '&mailbox=' . $Args[4] .
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'&passed_ent_id=' . $Args[5];
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if (isset($where) && isset($what))
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$Args[1]['attachment_common']['href'] .= '&where=' .
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urlencode($Args[8]) . '&what=' . urlencode($Args[9]);
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$Args[1]['attachment_common']['text'] = _("Business Card");
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$Args[6] = $Args[1]['attachment_common']['href'];
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}
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function attachment_common_octet_stream(&$Args)
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{
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global $FileExtensionToMimeType;
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do_hook('attachment_common-load_mime_types');
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ereg('\\.([^\\.]+)$', $Args[7], $Regs);
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$Ext = strtolower($Regs[1]);
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if ($Ext == '' || ! isset($FileExtensionToMimeType[$Ext]))
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return;
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$Ret = do_hook('attachment ' . $FileExtensionToMimeType[$Ext],
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$Args[1], $Args[2], $Args[3], $Args[4], $Args[5], $Args[6],
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$Args[7], $Args[8], $Args[9]);
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foreach ($Ret as $a => $b) {
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$Args[$a] = $b;
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}
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}
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?>
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