168 lines
3.6 KiB
PHP
168 lines
3.6 KiB
PHP
<?php
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/**
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* @package SCore
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*/
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/**
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* A data structure for holding all the bits of data that make up a page.
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*
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* The various extensions all add whatever they want to this structure,
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* then layout.class.php turns it into HTML
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*/
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class GenericPage {
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var $mode = "page";
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var $type = "text/html";
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/**
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* Set what this page should do; page, data, or redirect.
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*/
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public function set_mode($mode) {
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$this->mode = $mode;
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}
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/**
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* Set the page's MIME type
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*/
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public function set_type($type) {
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$this->type = $type;
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}
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// ==============================================
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// data
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var $data = "";
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var $filename = null;
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/**
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* If the page is in "data" mode, this will set the data to be sent
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*/
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public function set_data($data) {
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$this->data = $data;
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}
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/**
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* If the page is in "data" mode, this will set the recommended download filename
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*/
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public function set_filename($filename) {
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$this->filename = $filename;
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}
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// ==============================================
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// redirect
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var $redirect = "";
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/**
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* If the page is in "redirect" mode, this will set where to redirect to
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*/
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public function set_redirect($redirect) {
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$this->redirect = $redirect;
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}
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// ==============================================
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// page
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var $title = "";
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var $heading = "";
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var $subheading = "";
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var $quicknav = "";
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var $headers = array();
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var $blocks = array();
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/**
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* If the page is in "page" mode, set the window title
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*/
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public function set_title($title) {
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$this->title = $title;
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}
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/**
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* If the page is in "page" mode, set the main heading
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*/
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public function set_heading($heading) {
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$this->heading = $heading;
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}
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/**
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* If the page is in "page" mode, set the sub heading
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*/
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public function set_subheading($subheading) {
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$this->subheading = $subheading;
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}
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/**
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* If the page is in "page" mode, add a line to the HTML head section
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*/
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public function add_header($line, $position=50) {
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while(isset($this->headers[$position])) $position++;
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$this->headers[$position] = $line;
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}
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/**
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* If the page is in "page" mode, add a block of data
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*/
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public function add_block($block) {
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$this->blocks[] = $block;
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}
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// ==============================================
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/**
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* display the page according to the mode and data given
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*/
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public function display() {
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global $page;
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header("Content-type: {$this->type}");
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header("X-Powered-By: SCore-".SCORE_VERSION);
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switch($this->mode) {
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case "page":
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header("Cache-control: no-cache");
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usort($this->blocks, "blockcmp");
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$this->add_auto_headers();
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$layout = new Layout();
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$layout->display_page($page);
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break;
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case "data":
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if(!is_null($this->filename)) {
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header('Content-Disposition: attachment; filename='.$this->filename);
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}
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print $this->data;
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break;
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case "redirect":
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header("Location: {$this->redirect}");
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print "You should be redirected to <a href='{$this->redirect}'>{$this->redirect}</a>";
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break;
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default:
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print "Invalid page mode";
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break;
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}
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}
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private function add_auto_headers() {
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$data_href = get_base_href();
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foreach(glob("lib/*.js") as $js) {
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$this->add_header("<script src='$data_href/$js' type='text/javascript'></script>");
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}
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$css_files = glob("ext/*/style.css");
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if($css_files) {
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foreach($css_files as $css_file) {
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$this->add_header("<link rel='stylesheet' href='$data_href/$css_file' type='text/css'>");
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}
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}
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$js_files = glob("ext/*/script.js");
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if($js_files) {
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foreach($js_files as $js_file) {
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$this->add_header("<script src='$data_href/$js_file' type='text/javascript'></script>");
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}
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}
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}
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}
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?>
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