X-Git-Url: https://jasonwoof.com/gitweb/?a=blobdiff_plain;f=encode.php;h=f5c1e249e6c6b496fdacfe557ce6a651f8273faf;hb=04adc2c02a5de04a859832037fddf08c98ed684a;hp=4ef72aea5bde49e26a6f01e066b1d17b0254215d;hpb=58634c046869454b074417a80cf5e35761ec9e8e;p=wfpl.git

diff --git a/encode.php b/encode.php
index 4ef72ae..f5c1e24 100644
--- a/encode.php
+++ b/encode.php
@@ -28,10 +28,18 @@ function enc_cap($str) {
 	return $str;
 }
 
+# quote for placing between single quotes in php
+function enc_phpsq($str) {
+	$str = str_replace("\\", "\\\\", $str);
+	$str = str_replace("'", "\\'", $str);
+	return $str;
+}
+
 function enc_jsdq($str) {
 	$str = enc_sql($str);
 	$str = str_replace("\n", "\\n", $str);
-	return str_replace("\r", "\\r", $str);
+	$str = str_replace("\r", "\\r", $str);
+	return $str;
 }
 
 # encode for putting within double-quotes in SQL
@@ -61,13 +69,13 @@ function enc_htmlbr($str) {
 }
 
 # Encode for output in html. Preserves newlines and indentation by converting
-# newlines to <br> and spaces at the begining of lines to &nbsp;&nbsp;
+# newlines to <br> and spaces/tabs at the begining of lines to &nbsp;s
 #
 # Example: <p>~foo htmlbrtab~</p>
 function enc_htmlbrtab($str) {
 	$str = enc_htmlbr($str);
-	$space_to_nbsp = create_function('$matches', 'return str_repeat(\'&nbsp;\', strlen($matches[0]) * 2);');
-	$str = preg_replace_callback("|^ *|m", $space_to_nbsp, $str);
+	$whitespace_to_nbsp = create_function('$matches', '$count = 0; $chars = str_split($matches[0]); foreach ($chars as $c) { if ($c == " ") { $count += 2; } else if ($c == "\t") { $count += 8; } } return str_repeat("&nbsp;", $count);');
+	$str = preg_replace_callback("|^[ \t]+|m", $whitespace_to_nbsp, $str);
 	return $str;
 }
 
@@ -146,9 +154,16 @@ function enc_tab($str) {
 	return "\t" . implode("\n\t", explode("\n", $str));
 }
 
-function enc_upper($str) {
+function enc_uppercase($str) {
 	return strtoupper($str);
 }
+function enc_upper($str) { # depricated
+	return enc_uppercase($str);
+}
+
+function enc_lowercase($str) {
+	return strtolower($str);
+}
 
 # pass date in the form 2008-05-23
 # ercodes date as 05/23/2008
@@ -167,11 +182,16 @@ function enc_mdy($str) {
 	return enc_mmddyyyy($str);
 }
 
-function enc_mmddyyyyhhmm($seconds) {
-	return date('m/d/Y g:ia', (int)$seconds);
+# pass unix timestamp or "2012-12-20 22:23:34"
+function enc_mmddyyyyhhmm($str) {
+	if(is_numeric($str)) {
+		return date('m/d/Y g:ia', (int)$str);
+	} else {
+		return enc_mmddyyyy(substr($str, 0, 10)) . substr($str, 10, 6);
+	}
 }
 
-# takes decimal
+# takes decimal number of hours
 # returns hh:mm
 function enc_hhmm($str) {
 	if(strlen($str) == 0) {
@@ -183,7 +203,7 @@ function enc_hhmm($str) {
 	return $str;
 }
 
-# takes decimal
+# takes decimal number of hours
 # returns hh:mm followed by "am" or "pm" with no space
 function enc_12hr($str) {
 	if(strlen($str) == 0) {
@@ -432,3 +452,30 @@ function enc_s($str) {
 
 	return 's';
 }
+
+# turn http/ftp (s) urls into html links (and encode everything for html)
+# does not encode without protocol (eg "www.foo.com")
+# does not linkify email addresses
+function enc_linkify($str) {
+	$ret = '';
+	$even = true;
+	$pieces = preg_split("/((?:ht|f)tps?:\/\/[^ \,\"\n\r\t<]+)/is", $str, null, PREG_SPLIT_DELIM_CAPTURE);
+	foreach($pieces as $piece) {
+		if($even) {
+			$ret .= enc_html($piece);
+		} else {
+			$ret .= '<a href="' . enc_attr($piece) . '">' . enc_html($piece) . '</a>';
+		}
+		$even = !$even;
+	}
+	return $ret;
+}
+
+# turns a filename into the unix timestamp of that files modification date
+function enc_mtime($dummy, $filename) {
+	$stat = stat($filename);
+	if ($stat === false) {
+		return '';
+	}
+	return '' . $stat['mtime'];
+}