X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=include%2Fbbcode.php;h=228b75d5abbd711dc26afdfce0492ef300ddcfa9;hb=39d8fec290613cac87c2821b9f7b20fa94d319ca;hp=55a879497605da7427d79894df10f7a4fba3bf7f;hpb=09959b1b1c828b5b43130f06c9599218fd86b68a;p=friendica.git
diff --git a/include/bbcode.php b/include/bbcode.php
index 55a8794976..228b75d5ab 100644
--- a/include/bbcode.php
+++ b/include/bbcode.php
@@ -3,7 +3,32 @@
require_once("include/oembed.php");
require_once('include/event.php');
+function bb_cleanstyle($st) {
+ return "".$st[2]."";
+}
+
+function bb_cleanclass($st) {
+ return "".$st[2]."";
+}
+
+function cleancss($input) {
+
+ $cleaned = "";
+
+ $input = strtolower($input);
+
+ for ($i = 0; $i < strlen($input); $i++) {
+ $char = substr($input, $i, 1);
+ if (($char >= "a") and ($char <= "z"))
+ $cleaned .= $char;
+
+ if (!(strpos(" #;:0123456789", $char) === false))
+ $cleaned .= $char;
+ }
+
+ return($cleaned);
+}
function stripcode_br_cb($s) {
return '[code]' . str_replace('
', '', $s[1]) . '[/code]';
@@ -47,6 +72,212 @@ function bb_unspacefy_and_trim($st) {
return $unspacefied;
}
+function bb_find_open_close($s, $open, $close, $occurance = 1) {
+
+ if($occurance < 1)
+ $occurance = 1;
+
+ $start_pos = -1;
+ for($i = 1; $i <= $occurance; $i++) {
+ if( $start_pos !== false)
+ $start_pos = strpos($s, $open, $start_pos + 1);
+ }
+
+ if( $start_pos === false)
+ return false;
+
+ $end_pos = strpos($s, $close, $start_pos);
+
+ if( $end_pos === false)
+ return false;
+
+ $res = array( 'start' => $start_pos, 'end' => $end_pos );
+
+ return $res;
+}
+
+function get_bb_tag_pos($s, $name, $occurance = 1) {
+
+ if($occurance < 1)
+ $occurance = 1;
+
+ $start_open = -1;
+ for($i = 1; $i <= $occurance; $i++) {
+ if( $start_open !== false)
+ $start_open = strpos($s, '[' . $name, $start_open + 1); // allow [name= type tags
+ }
+
+ if( $start_open === false)
+ return false;
+
+ $start_equal = strpos($s, '=', $start_open);
+ $start_close = strpos($s, ']', $start_open);
+
+ if( $start_close === false)
+ return false;
+
+ $start_close++;
+
+ $end_open = strpos($s, '[/' . $name . ']', $start_close);
+
+ if( $end_open === false)
+ return false;
+
+ $res = array( 'start' => array('open' => $start_open, 'close' => $start_close),
+ 'end' => array('open' => $end_open, 'close' => $end_open + strlen('[/' . $name . ']')) );
+ if( $start_equal !== false)
+ $res['start']['equal'] = $start_equal + 1;
+
+ return $res;
+}
+
+function bb_tag_preg_replace($pattern, $replace, $name, $s) {
+
+ $string = $s;
+
+ $occurance = 1;
+ $pos = get_bb_tag_pos($string, $name, $occurance);
+ while($pos !== false && $occurance < 1000) {
+
+ $start = substr($string, 0, $pos['start']['open']);
+ $subject = substr($string, $pos['start']['open'], $pos['end']['close'] - $pos['start']['open']);
+ $end = substr($string, $pos['end']['close']);
+ if($end === false)
+ $end = '';
+
+ $subject = preg_replace($pattern, $replace, $subject);
+ $string = $start . $subject . $end;
+
+ $occurance++;
+ $pos = get_bb_tag_pos($string, $name, $occurance);
+ }
+
+ return $string;
+}
+
+if(! function_exists('bb_extract_images')) {
+function bb_extract_images($body) {
+
+ $saved_image = array();
+ $orig_body = $body;
+ $new_body = '';
+
+ $cnt = 0;
+ $img_start = strpos($orig_body, '[img');
+ $img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false);
+ $img_end = ($img_start !== false ? strpos(substr($orig_body, $img_start), '[/img]') : false);
+ while(($img_st_close !== false) && ($img_end !== false)) {
+
+ $img_st_close++; // make it point to AFTER the closing bracket
+ $img_end += $img_start;
+
+ if(! strcmp(substr($orig_body, $img_start + $img_st_close, 5), 'data:')) {
+ // This is an embedded image
+
+ $saved_image[$cnt] = substr($orig_body, $img_start + $img_st_close, $img_end - ($img_start + $img_st_close));
+ $new_body = $new_body . substr($orig_body, 0, $img_start) . '[$#saved_image' . $cnt . '#$]';
+
+ $cnt++;
+ }
+ else
+ $new_body = $new_body . substr($orig_body, 0, $img_end + strlen('[/img]'));
+
+ $orig_body = substr($orig_body, $img_end + strlen('[/img]'));
+
+ if($orig_body === false) // in case the body ends on a closing image tag
+ $orig_body = '';
+
+ $img_start = strpos($orig_body, '[img');
+ $img_st_close = ($img_start !== false ? strpos(substr($orig_body, $img_start), ']') : false);
+ $img_end = ($img_start !== false ? strpos(substr($orig_body, $img_start), '[/img]') : false);
+ }
+
+ $new_body = $new_body . $orig_body;
+
+ return array('body' => $new_body, 'images' => $saved_image);
+}}
+
+if(! function_exists('bb_replace_images')) {
+function bb_replace_images($body, $images) {
+
+ $newbody = $body;
+
+ $cnt = 0;
+ foreach($images as $image) {
+ // We're depending on the property of 'foreach' (specified on the PHP website) that
+ // it loops over the array starting from the first element and going sequentially
+ // to the last element
+ $newbody = str_replace('[$#saved_image' . $cnt . '#$]', '', $newbody);
+ $cnt++;
+ }
+
+ return $newbody;
+}}
+
+function bb_ShareAttributes($match) {
+
+ $attributes = $match[1];
+
+ $author = "";
+ preg_match("/author='(.*?)'/ism", $attributes, $matches);
+ if ($matches[1] != "")
+ $author = html_entity_decode($matches[1],ENT_QUOTES,'UTF-8');
+
+ preg_match('/author="(.*?)"/ism', $attributes, $matches);
+ if ($matches[1] != "")
+ $author = $matches[1];
+
+ $link = "";
+ preg_match("/link='(.*?)'/ism", $attributes, $matches);
+ if ($matches[1] != "")
+ $link = $matches[1];
+
+ preg_match('/link="(.*?)"/ism', $attributes, $matches);
+ if ($matches[1] != "")
+ $link = $matches[1];
+
+ $avatar = "";
+ preg_match("/avatar='(.*?)'/ism", $attributes, $matches);
+ if ($matches[1] != "")
+ $avatar = $matches[1];
+
+ preg_match('/avatar="(.*?)"/ism', $attributes, $matches);
+ if ($matches[1] != "")
+ $avatar = $matches[1];
+
+ $profile = "";
+ preg_match("/profile='(.*?)'/ism", $attributes, $matches);
+ if ($matches[1] != "")
+ $profile = $matches[1];
+
+ preg_match('/profile="(.*?)"/ism', $attributes, $matches);
+ if ($matches[1] != "")
+ $profile = $matches[1];
+
+ $posted = "";
+ preg_match("/posted='(.*?)'/ism", $attributes, $matches);
+ if ($matches[1] != "")
+ $posted = $matches[1];
+
+ preg_match('/posted="(.*?)"/ism', $attributes, $matches);
+ if ($matches[1] != "")
+ $posted = $matches[1];
+ $reldate = (($posted) ? " " . relative_date($posted) : '');
+
+ $headline = '
'.trim($match[2]).""; + + return($text); +} + // BBcode 2 HTML was written by WAY2WEB.net // extended to work with Mistpark/Friendica - Mike Macgirvin @@ -54,29 +285,25 @@ function bbcode($Text,$preserve_nl = false, $tryoembed = true) { $a = get_app(); - // Hide all [noparse] contained bbtags spacefying them + // Hide all [noparse] contained bbtags by spacefying them + // POSSIBLE BUG --> Will the 'preg' functions crash if there's an embedded image? $Text = preg_replace_callback("/\[noparse\](.*?)\[\/noparse\]/ism", 'bb_spacefy',$Text); $Text = preg_replace_callback("/\[nobb\](.*?)\[\/nobb\]/ism", 'bb_spacefy',$Text); $Text = preg_replace_callback("/\[pre\](.*?)\[\/pre\]/ism", 'bb_spacefy',$Text); - // Extract a single private image which uses data url's since preg has issues with - // large data sizes. Stash it away while we do bbcode conversion, and then put it back + // Move all spaces out of the tags + $Text = preg_replace("/\[(\w*)\](\s*)/ism", '$2[$1]', $Text); + $Text = preg_replace("/(\s*)\[\/(\w*)\]/ism", '[/$2]$1', $Text); + + // Extract the private images which use data url's since preg has issues with + // large data sizes. Stash them away while we do bbcode conversion, and then put them back // in after we've done all the regex matching. We cannot use any preg functions to do this. - $saved_image = ''; - $img_start = strpos($Text,'[img]data:'); - $img_end = strpos($Text,'[/img]'); - - if($img_start !== false && $img_end !== false && $img_end > $img_start) { - $start_fragment = substr($Text,0,$img_start); - $img_start += strlen('[img]'); - $saved_image = substr($Text,$img_start,$img_end - $img_start); - $end_fragment = substr($Text,$img_end + strlen('[/img]')); -// logger('saved_image: ' . $saved_image,LOGGER_DEBUG); - $Text = $start_fragment . '[$#saved_image#$]' . $end_fragment; - } + $extracted = bb_extract_images($Text); + $Text = $extracted['body']; + $saved_image = $extracted['images']; // If we find any event code, turn it into an event. // After we're finished processing the bbcode we'll @@ -91,6 +318,17 @@ function bbcode($Text,$preserve_nl = false, $tryoembed = true) { $Text = str_replace("<", "<", $Text); $Text = str_replace(">", ">", $Text); + // remove some newlines before the general conversion + $Text = preg_replace("/\s?\[share(.*?)\]\s?(.*?)\s?\[\/share\]\s?/ism","[share$1]$2[/share]",$Text); + $Text = preg_replace("/\s?\[quote(.*?)\]\s?(.*?)\s?\[\/quote\]\s?/ism","[quote$1]$2[/quote]",$Text); + + $Text = preg_replace("/\n\[code\]/ism", "[code]", $Text); + $Text = preg_replace("/\[\/code\]\n/ism", "[/code]", $Text); + + // when the content is meant exporting to other systems then remove the avatar picture since this doesn't really look good on these systems + if (!$tryoembed) + $Text = preg_replace("/\[share(.*?)avatar\s?=\s?'.*?'\s?(.*?)\]\s?(.*?)\s?\[\/share\]\s?/ism","\n[share$1$2]$3[/share]",$Text); + // Convert new line chars to html