Michael Vogel
1239 lines
37 KiB
PHP
1239 lines
37 KiB
PHP
<?php
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require_once("include/bbcode.php");
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require_once("include/acl_selectors.php");
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// Note: the code in 'item_extract_images' and 'item_redir_and_replace_images'
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// is identical to the code in mod/message.php for 'item_extract_images' and
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// 'item_redir_and_replace_images'
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if(! function_exists('item_extract_images')) {
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function item_extract_images($body) {
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$saved_image = array();
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$orig_body = $body;
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$new_body = '';
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$cnt = 0;
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$img_start = strpos($orig_body, '[img');
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$img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false);
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$img_end = ($img_start !== false ? strpos(substr($orig_body, $img_start), '[/img]') : false);
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while(($img_st_close !== false) && ($img_end !== false)) {
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$img_st_close++; // make it point to AFTER the closing bracket
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$img_end += $img_start;
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if(! strcmp(substr($orig_body, $img_start + $img_st_close, 5), 'data:')) {
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// This is an embedded image
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$saved_image[$cnt] = substr($orig_body, $img_start + $img_st_close, $img_end - ($img_start + $img_st_close));
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$new_body = $new_body . substr($orig_body, 0, $img_start) . '[!#saved_image' . $cnt . '#!]';
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$cnt++;
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}
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else
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$new_body = $new_body . substr($orig_body, 0, $img_end + strlen('[/img]'));
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$orig_body = substr($orig_body, $img_end + strlen('[/img]'));
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if($orig_body === false) // in case the body ends on a closing image tag
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$orig_body = '';
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$img_start = strpos($orig_body, '[img');
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$img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false);
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$img_end = ($img_start !== false ? strpos(substr($orig_body, $img_start), '[/img]') : false);
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}
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$new_body = $new_body . $orig_body;
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return array('body' => $new_body, 'images' => $saved_image);
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