+-----------------------------------------------------------------------+
| program/include/rcube_html_page.php |
| |
- | This file is part of the RoundCube PHP suite |
- | Copyright (C) 2005-2009, RoundCube Dev. - Switzerland |
+ | This file is part of the Roundcube PHP suite |
+ | Copyright (C) 2005-2009, Roundcube Dev. - Switzerland |
| Licensed under the GNU GPL |
| |
| CONTENTS: |
| Author: Thomas Bruederli <roundcube@gmail.com> |
+-----------------------------------------------------------------------+
- $Id: $
+ $Id: rcube_html_page.php 4469 2011-01-29 14:55:12Z thomasb $
*/
{
protected $scripts_path = '';
protected $script_files = array();
+ protected $css_files = array();
protected $scripts = array();
protected $charset = RCMAIL_CHARSET;
protected $script_tag_file = "<script type=\"text/javascript\" src=\"%s\"></script>\n";
protected $script_tag = "<script type=\"text/javascript\">\n/* <![CDATA[ */\n%s\n/* ]]> */\n</script>";
+ protected $link_css_file = "<link rel=\"stylesheet\" type=\"text/css\" href=\"%s\" />\n";
protected $default_template = "<html>\n<head><title></title></head>\n<body></body>\n</html>";
protected $title = '';
protected $header = '';
protected $footer = '';
protected $body = '';
+ protected $base_path = '';
/** Constructor */
static $sa_files = array();
if (!preg_match('|^https?://|i', $file) && $file[0] != '/')
- $file = $this->scripts_path . $file . (($fs = @filemtime($this->scripts_path . $file)) ? '?s='.$fs : '');
+ $file = $this->scripts_path . $file . (($fs = @filemtime($this->scripts_path . $file)) ? '?s='.$fs : '');
if (in_array($file, $sa_files)) {
return;
}
+
+ $sa_files[] = $file;
+
if (!is_array($this->script_files[$position])) {
$this->script_files[$position] = array();
}
}
}
+ /**
+ * Link an external css file
+ *
+ * @param string File URL
+ */
+ public function include_css($file)
+ {
+ $this->css_files[] = $file;
+ }
+
/**
* Add HTML code to the page header
+ *
+ * @param string $str HTML code
*/
public function add_header($str)
{
/**
* Add HTML code to the page footer
* To be added right befor </body>
+ *
+ * @param string $str HTML code
*/
public function add_footer($str)
{
/**
* Setter for page title
+ *
+ * @param string $t Page title
*/
public function set_title($t)
{
/**
* Setter for output charset.
* To be specified in a meta tag and sent as http-header
+ *
+ * @param string $charset Charset
*/
public function set_charset($charset)
{
/**
* Getter for output charset
+ *
+ * @return string Output charset
*/
public function get_charset()
{
public function reset()
{
$this->script_files = array();
- $this->scripts = array();
- $this->title = '';
- $this->header = '';
- $this->footer = '';
- $this->body = '';
+ $this->scripts = array();
+ $this->title = '';
+ $this->header = '';
+ $this->footer = '';
+ $this->body = '';
}
/**
// set default page title
if (empty($this->title)) {
- $this->title = 'RoundCube Mail';
+ $this->title = 'Roundcube Mail';
}
// replace specialchars in content
- $__page_title = Q($this->title, 'show', FALSE);
- $__page_header = $__page_body = $__page_footer = '';
+ $page_title = Q($this->title, 'show', FALSE);
+ $page_header = '';
+ $page_footer = '';
// include meta tag with charset
if (!empty($this->charset)) {
if (!headers_sent()) {
header('Content-Type: text/html; charset=' . $this->charset);
}
- $__page_header = '<meta http-equiv="content-type"';
- $__page_header.= ' content="text/html; charset=';
- $__page_header.= $this->charset . '" />'."\n";
+ $page_header = '<meta http-equiv="content-type"';
+ $page_header.= ' content="text/html; charset=';
+ $page_header.= $this->charset . '" />'."\n";
}
// definition of the code to be placed in the document header and footer
if (is_array($this->script_files['head'])) {
foreach ($this->script_files['head'] as $file) {
- $__page_header .= sprintf($this->script_tag_file, $file);
+ $page_header .= sprintf($this->script_tag_file, $file);
}
}
$head_script = $this->scripts['head_top'] . $this->scripts['head'];
if (!empty($head_script)) {
- $__page_header .= sprintf($this->script_tag, $head_script);
+ $page_header .= sprintf($this->script_tag, $head_script);
}
if (!empty($this->header)) {
- $__page_header .= $this->header;
+ $page_header .= $this->header;
}
if (is_array($this->script_files['foot'])) {
foreach ($this->script_files['foot'] as $file) {
- $__page_footer .= sprintf($this->script_tag_file, $file);
+ $page_footer .= sprintf($this->script_tag_file, $file);
}
}
if (!empty($this->scripts['foot'])) {
- $__page_footer .= sprintf($this->script_tag, $this->scripts['foot']);
+ $page_footer .= sprintf($this->script_tag, $this->scripts['foot']);
}
if (!empty($this->footer)) {
- $__page_footer .= $this->footer;
+ $page_footer .= $this->footer;
}
// find page header
- if ($hpos = strpos(strtolower($output), '</head>')) {
- $__page_header .= "\n";
+ if ($hpos = stripos($output, '</head>')) {
+ $page_header .= "\n";
}
else {
if (!is_numeric($hpos)) {
- $hpos = strpos(strtolower($output), '<body');
+ $hpos = stripos($output, '<body');
}
- if (!is_numeric($hpos) && ($hpos = strpos(strtolower($output), '<html'))) {
+ if (!is_numeric($hpos) && ($hpos = stripos($output, '<html'))) {
while ($output[$hpos] != '>') {
$hpos++;
}
$hpos++;
}
- $__page_header = "<head>\n<title>$__page_title</title>\n$__page_header\n</head>\n";
+ $page_header = "<head>\n<title>$page_title</title>\n$page_header\n</head>\n";
}
// add page hader
if ($hpos) {
- $output = substr($output,0,$hpos) . $__page_header . substr($output,$hpos,strlen($output));
+ $output = substr($output,0,$hpos) . $page_header . substr($output,$hpos,strlen($output));
}
else {
- $output = $__page_header . $output;
+ $output = $page_header . $output;
}
- // find page body
- if ($bpos = strpos(strtolower($output), '<body')) {
- while ($output[$bpos] != '>') {
- $bpos++;
- }
- $bpos++;
+ // add page footer
+ if (($fpos = strripos($output, '</body>')) || ($fpos = strripos($output, '</html>'))) {
+ $output = substr($output, 0, $fpos) . "$page_footer\n" . substr($output, $fpos);
}
else {
- $bpos = strpos(strtolower($output), '</head>')+7;
+ $output .= "\n".$page_footer;
}
- // add page body
- if ($bpos && $__page_body) {
- $output = substr($output,0,$bpos) . "\n$__page_body\n" . substr($output,$bpos,strlen($output));
- }
-
- // find and add page footer
- $output_lc = strtolower($output);
- if (($fpos = strrpos($output_lc, '</body>')) || ($fpos = strrpos($output_lc, '</html>'))) {
- $output = substr($output, 0, $fpos) . "$__page_footer\n" . substr($output, $fpos);
- }
- else {
- $output .= "\n".$__page_footer;
+ // add css files in head, before scripts, for speed up with parallel downloads
+ if (!empty($this->css_files) &&
+ (($pos = stripos($output, '<script ')) || ($pos = stripos($output, '</head>')))
+ ) {
+ $css = '';
+ foreach ($this->css_files as $file) {
+ $css .= sprintf($this->link_css_file, $file);
+ }
+ $output = substr($output, 0, $pos) . $css . substr($output, $pos);
}
- // reset those global vars
- $__page_header = $__page_footer = '';
+ $this->base_path = $base_path;
// correct absolute paths in images and other tags
- $output = preg_replace('!(src|href|background)=(["\']?)(/[a-z0-9_-]+)!i', "\\1=\\2$base_path\\3", $output);
- $output = preg_replace_callback('!(src|href)=(["\']?)([a-z0-9/_.-]+.(css|js))(["\'\s>])!i', array($this, 'add_filemtime'), $output);
+ // add timestamp to .js and .css filename
+ $output = preg_replace_callback(
+ '!(src|href|background)=(["\']?)([a-z0-9/_.-]+)(["\'\s>])!i',
+ array($this, 'file_callback'), $output);
$output = str_replace('$__skin_path', $base_path, $output);
if ($this->charset != RCMAIL_CHARSET)
- echo rcube_charset_convert($output, RCMAIL_CHARSET, $this->charset);
- else
- echo $output;
+ echo rcube_charset_convert($output, RCMAIL_CHARSET, $this->charset);
+ else
+ echo $output;
}
/**
* Callback function for preg_replace_callback in write()
+ *
+ * @return string Parsed string
*/
- public function add_filemtime($matches)
+ private function file_callback($matches)
{
- return sprintf("%s=%s%s?s=%d%s", $matches[1], $matches[2], $matches[3], @filemtime($matches[3]), $matches[5]);
+ $file = $matches[3];
+
+ // correct absolute paths
+ if ($file[0] == '/')
+ $file = $this->base_path . $file;
+
+ // add file modification timestamp
+ if (preg_match('/\.(js|css)$/', $file))
+ $file .= '?s=' . @filemtime($file);
+
+ return sprintf("%s=%s%s%s", $matches[1], $matches[2], $file, $matches[4]);
}
}