gtk-rss-reader
// rss_class.php
Code (php)
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<?
if(!extension_loaded('gtk')) {
dl( 'php_gtk.' . PHP_SHLIB_SUFFIX);
}
class rss_reader {
var $CONFIG, $widgets, $rss_array;
function rss_reader ($url = "http://www.phphulp.nl/feeds/phphulp_forum.xml",$rate = 30, $browser = "firefox.exe",$tooltips = true) {
if (preg_match('#^http\\:\\/\\/[a-z0-9\-]+\.([a-z0-9\-]+\.)?[a-z]+#i', $url)) {
$this->CONFIG['feed'] = $url; // set de url van de rss feed.
} else {
$this->CONFIG['feed'] = false;
}
if (is_numeric($rate)) {
$this->CONFIG['refresh'] = $rate; // set de refresh snelheid
} else {
$this->CONFIG['refresh'] = 30;
}
if (is_bool($tooltips)) {
$this->CONFIG['tooltips'] = $tooltips;
} else {
$this->CONFIG['tooltips'] = true;
}
$this->CONFIG['browser'] = $browser;
}
function change_refresh ($rate) {
if (is_numeric($rate)) {
$this->CONFIG['refresh'] = $rate; // set de refresh snelheid
} else {
$this->CONFIG['refresh'] = 30;
}
}
function change_browser ($browser) {
$this->CONFIG['browser'] = $browser;
}
function change_tooltips ($tooltips) {
if (is_bool($tooltips)) {
$this->CONFIG['tooltips'] = $tooltips;
} else {
$this->CONFIG['tooltips'] = true;
}
}
function change_url ($url) {
if (preg_match('#^http\\:\\/\\/[a-z0-9\-]+\.([a-z0-9\-]+\.)?[a-z]+#i', $url)) {
$this->CONFIG['feed'] = $url; // set de url van de rss feed.
} else {
$this->CONFIG['feed'] = false;
}
}
function build_window () {
$this->widgets['window'] = &new GtkWindow(GTK_WINDOW_DIALOG);
$this->widgets['window']->set_name('Rss feeds');
$this->widgets['window']->set_title('Rss feeds');
$this->widgets['window']->set_usize(500,400);
$this->widgets['window']->connect_object('destroy', array('gtk', 'main_quit'));
$this->widgets['window']->set_border_width(10);
$this->widgets['window']->set_position(GTK_WIN_POS_CENTER);
}
function show_rss () {
// Get rss feeds;
$old_rss = $this->rss_array;
$this->rss_array = $this->getRssFeeds("Rss feed", $this->CONFIG['feed']);
if (count($this->rss_array) > 0 && $this->rss_array != $old_rss) {
if ($this->widgets['window']->child) $this->widgets['window']->remove($this->widgets['window']->child);
if ($this->CONFIG['tooltips']) $tooltips = &new GtkTooltips();
$scrolledwindow = &new GtkScrolledWindow();
$scrolledwindow->set_policy(GTK_POLICY_NEVER, GTK_POLICY_ALWAYS);
$this->widgets['window']->add($scrolledwindow);
$table = &new GtkTable(count($rss_array),1,true);
$scrolledwindow->add_with_viewport($table);
foreach ($this->rss_array as $key => $val) {
if ($val['pubdate']) {
$date = date("H:i",$val['pubdate']);
}
$button[$key] = &new GtkButton($date . " " . $this->dec_str(strip_tags(html_entity_decode($val['title']))));
$button[$key]->connect('released', array($this,'open_url'),$val['link']);
$button[$key]->set_relief(GTK_RELIEF_NONE);
if ($this->CONFIG['tooltips']) $tooltips->set_tip($button[$key], trim(strip_tags(html_entity_decode(str_replace("\n"," ",$val['description'])))), '');
$table->attach_defaults($button[$key],0,1,$key,$key + 1);
$this->change_style($button[$key]);
}
$this->change_style($table);
$this->change_style($scrolledwindow);
$this->change_style($this->widgets['window']);
$this->widgets['window']->show_all();
} elseif (!$this->widgets['window']->child) {
$scrolledwindow = &new GtkScrolledWindow();
$scrolledwindow->set_policy(GTK_POLICY_NEVER, GTK_POLICY_ALWAYS);
$this->widgets['window']->add($scrolledwindow);
$table = &new GtkTable(count($rss_array),1,true);
$scrolledwindow->add_with_viewport($table);
$key = 0;
$button[$key] = &new GtkButton("Click to refresh");
$button[$key]->connect('released', '$this->show_rss');
$button[$key]->set_relief(GTK_RELIEF_NONE);
$table->attach_defaults($button[$key],0,1,$key,$key + 1);
$this->change_style($button[$key]);
$this->change_style($table);
$this->change_style($scrolledwindow);
$this->change_style($this->widgets['window']);
$this->widgets['window']->show_all();
}
return true;
}
function start_reading () {
gtk::timeout_add($this->CONFIG['refresh'] * 1000, array($this,'show_rss'));
gtk::main_iteration();
Gtk::main();
}
// hieronder alleen internal functies :)
function change_style (&$style_widget) {
$style = $style_widget->style;
$style = $style->copy();
$cmap = $style_widget->get_colormap();
$blue = $cmap->alloc('#406090');
$white = $cmap->alloc('#FFFFFF');
$style->bg[GTK_STATE_NORMAL] = $blue;
$style->bg[GTK_STATE_ACTIVE] = $white;
$style->bg[GTK_STATE_PRELIGHT] = $blue;
$style_widget->set_style($style);
$label = $style_widget->child;
$style = $label->style;
if ($style) {
$style = $style->copy();
$style->font = gdk::font_load('-*-helvetica-medium-r-normal--*-130-*-*-p-0-iso8859-1');
$label->set_style($style);
}
}
function dec_str($line, $len = 70) {
if (strlen($line) > $len) {
$afgekort = substr($line, 0, $len) . "...";
} else {
$afgekort = $line;
}
return $afgekort;
}
function open_url ($widget,$url) {
exec("\"Start ".$this->CONFIG['browser']." \"" . $url . "");
}
function getRssFeeds($name, $url)
{
if($file = fopen($url,"r"))
{
while(!feof($file))
{
$data .= fgets($file, 1024);
}
fclose($file);
}
$data = html_entity_decode($data);
$p = explode("<item>", $data);
for($i = 0; $i < count($p); $i++)
{
$item = $p[$i];
if($q = stristr($item, "<title"))
{
$r = stristr($q, "</title");
$rss[$i]['title'] = substr($q, 7, strlen($q) - strlen($r) - 7);
}
if($q = stristr($item, "<description"))
{
$r = stristr($q, "</description");
$rss[$i]['description'] = substr($q, 13, strlen($q) - strlen($r) - 13);
$rss[$i]['description'] = preg_replace('/<(.*?)>/i', "[HTML]", $rss[$i]['description']);
}
if($q = stristr($item, "<pubDate"))
{
$r = stristr($q, "</pubDate");
$rss[$i]['pubdate'] = strtotime(substr($q, 9, strlen($q) - strlen($r) - 9));
}
if($q = stristr($item, "<link"))
{
$r = stristr($q, "</link");
$rss[$i]['link'] = substr($q, 6, strlen($q) - strlen($r) - 6);
}
}
return $rss;
}
}
?>
if(!extension_loaded('gtk')) {
dl( 'php_gtk.' . PHP_SHLIB_SUFFIX);
}
class rss_reader {
var $CONFIG, $widgets, $rss_array;
function rss_reader ($url = "http://www.phphulp.nl/feeds/phphulp_forum.xml",$rate = 30, $browser = "firefox.exe",$tooltips = true) {
if (preg_match('#^http\\:\\/\\/[a-z0-9\-]+\.([a-z0-9\-]+\.)?[a-z]+#i', $url)) {
$this->CONFIG['feed'] = $url; // set de url van de rss feed.
} else {
$this->CONFIG['feed'] = false;
}
if (is_numeric($rate)) {
$this->CONFIG['refresh'] = $rate; // set de refresh snelheid
} else {
$this->CONFIG['refresh'] = 30;
}
if (is_bool($tooltips)) {
$this->CONFIG['tooltips'] = $tooltips;
} else {
$this->CONFIG['tooltips'] = true;
}
$this->CONFIG['browser'] = $browser;
}
function change_refresh ($rate) {
if (is_numeric($rate)) {
$this->CONFIG['refresh'] = $rate; // set de refresh snelheid
} else {
$this->CONFIG['refresh'] = 30;
}
}
function change_browser ($browser) {
$this->CONFIG['browser'] = $browser;
}
function change_tooltips ($tooltips) {
if (is_bool($tooltips)) {
$this->CONFIG['tooltips'] = $tooltips;
} else {
$this->CONFIG['tooltips'] = true;
}
}
function change_url ($url) {
if (preg_match('#^http\\:\\/\\/[a-z0-9\-]+\.([a-z0-9\-]+\.)?[a-z]+#i', $url)) {
$this->CONFIG['feed'] = $url; // set de url van de rss feed.
} else {
$this->CONFIG['feed'] = false;
}
}
function build_window () {
$this->widgets['window'] = &new GtkWindow(GTK_WINDOW_DIALOG);
$this->widgets['window']->set_name('Rss feeds');
$this->widgets['window']->set_title('Rss feeds');
$this->widgets['window']->set_usize(500,400);
$this->widgets['window']->connect_object('destroy', array('gtk', 'main_quit'));
$this->widgets['window']->set_border_width(10);
$this->widgets['window']->set_position(GTK_WIN_POS_CENTER);
}
function show_rss () {
// Get rss feeds;
$old_rss = $this->rss_array;
$this->rss_array = $this->getRssFeeds("Rss feed", $this->CONFIG['feed']);
if (count($this->rss_array) > 0 && $this->rss_array != $old_rss) {
if ($this->widgets['window']->child) $this->widgets['window']->remove($this->widgets['window']->child);
if ($this->CONFIG['tooltips']) $tooltips = &new GtkTooltips();
$scrolledwindow = &new GtkScrolledWindow();
$scrolledwindow->set_policy(GTK_POLICY_NEVER, GTK_POLICY_ALWAYS);
$this->widgets['window']->add($scrolledwindow);
$table = &new GtkTable(count($rss_array),1,true);
$scrolledwindow->add_with_viewport($table);
foreach ($this->rss_array as $key => $val) {
if ($val['pubdate']) {
$date = date("H:i",$val['pubdate']);
}
$button[$key] = &new GtkButton($date . " " . $this->dec_str(strip_tags(html_entity_decode($val['title']))));
$button[$key]->connect('released', array($this,'open_url'),$val['link']);
$button[$key]->set_relief(GTK_RELIEF_NONE);
if ($this->CONFIG['tooltips']) $tooltips->set_tip($button[$key], trim(strip_tags(html_entity_decode(str_replace("\n"," ",$val['description'])))), '');
$table->attach_defaults($button[$key],0,1,$key,$key + 1);
$this->change_style($button[$key]);
}
$this->change_style($table);
$this->change_style($scrolledwindow);
$this->change_style($this->widgets['window']);
$this->widgets['window']->show_all();
} elseif (!$this->widgets['window']->child) {
$scrolledwindow = &new GtkScrolledWindow();
$scrolledwindow->set_policy(GTK_POLICY_NEVER, GTK_POLICY_ALWAYS);
$this->widgets['window']->add($scrolledwindow);
$table = &new GtkTable(count($rss_array),1,true);
$scrolledwindow->add_with_viewport($table);
$key = 0;
$button[$key] = &new GtkButton("Click to refresh");
$button[$key]->connect('released', '$this->show_rss');
$button[$key]->set_relief(GTK_RELIEF_NONE);
$table->attach_defaults($button[$key],0,1,$key,$key + 1);
$this->change_style($button[$key]);
$this->change_style($table);
$this->change_style($scrolledwindow);
$this->change_style($this->widgets['window']);
$this->widgets['window']->show_all();
}
return true;
}
function start_reading () {
gtk::timeout_add($this->CONFIG['refresh'] * 1000, array($this,'show_rss'));
gtk::main_iteration();
Gtk::main();
}
// hieronder alleen internal functies :)
function change_style (&$style_widget) {
$style = $style_widget->style;
$style = $style->copy();
$cmap = $style_widget->get_colormap();
$blue = $cmap->alloc('#406090');
$white = $cmap->alloc('#FFFFFF');
$style->bg[GTK_STATE_NORMAL] = $blue;
$style->bg[GTK_STATE_ACTIVE] = $white;
$style->bg[GTK_STATE_PRELIGHT] = $blue;
$style_widget->set_style($style);
$label = $style_widget->child;
$style = $label->style;
if ($style) {
$style = $style->copy();
$style->font = gdk::font_load('-*-helvetica-medium-r-normal--*-130-*-*-p-0-iso8859-1');
$label->set_style($style);
}
}
function dec_str($line, $len = 70) {
if (strlen($line) > $len) {
$afgekort = substr($line, 0, $len) . "...";
} else {
$afgekort = $line;
}
return $afgekort;
}
function open_url ($widget,$url) {
exec("\"Start ".$this->CONFIG['browser']." \"" . $url . "");
}
function getRssFeeds($name, $url)
{
if($file = fopen($url,"r"))
{
while(!feof($file))
{
$data .= fgets($file, 1024);
}
fclose($file);
}
$data = html_entity_decode($data);
$p = explode("<item>", $data);
for($i = 0; $i < count($p); $i++)
{
$item = $p[$i];
if($q = stristr($item, "<title"))
{
$r = stristr($q, "</title");
$rss[$i]['title'] = substr($q, 7, strlen($q) - strlen($r) - 7);
}
if($q = stristr($item, "<description"))
{
$r = stristr($q, "</description");
$rss[$i]['description'] = substr($q, 13, strlen($q) - strlen($r) - 13);
$rss[$i]['description'] = preg_replace('/<(.*?)>/i', "[HTML]", $rss[$i]['description']);
}
if($q = stristr($item, "<pubDate"))
{
$r = stristr($q, "</pubDate");
$rss[$i]['pubdate'] = strtotime(substr($q, 9, strlen($q) - strlen($r) - 9));
}
if($q = stristr($item, "<link"))
{
$r = stristr($q, "</link");
$rss[$i]['link'] = substr($q, 6, strlen($q) - strlen($r) - 6);
}
}
return $rss;
}
}
?>
// rss_reader.php: voorbeeld
Code (php)
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<?
include('rss_class.php'); // includen van de class, spreekt voor zichzelf
$reader = new rss_reader; // class 'starten'
// kan ook: $reader = new rss_reader(url,refresh rate, browser, tooltips true/false)
$reader->build_window(); // maak de window
$reader->change_url("http://rss.fok.nl/feeds/nieuws"); // verander de url van de standaard naar fok.nl, dit kan ook via de eerste parameter van rss_reader();
$reader->change_refresh(30); // stel de refreshrate in op 30 seconden, zie 2de parameter rss_reader
$reader->change_browser("firefox.exe"); // stel de browser in, 3de parameter..
$reader->change_tooltips(true); // zet tooltips aan, zie 4de parameter...
$reader->show_rss(); // laat de rss feed direct zien
$reader->start_reading(); // BELANGRIJK, deze functie niet vergeten anders refreshed hij niet, en werkt het script sowieso niet :)
?>
include('rss_class.php'); // includen van de class, spreekt voor zichzelf
$reader = new rss_reader; // class 'starten'
// kan ook: $reader = new rss_reader(url,refresh rate, browser, tooltips true/false)
$reader->build_window(); // maak de window
$reader->change_url("http://rss.fok.nl/feeds/nieuws"); // verander de url van de standaard naar fok.nl, dit kan ook via de eerste parameter van rss_reader();
$reader->change_refresh(30); // stel de refreshrate in op 30 seconden, zie 2de parameter rss_reader
$reader->change_browser("firefox.exe"); // stel de browser in, 3de parameter..
$reader->change_tooltips(true); // zet tooltips aan, zie 4de parameter...
$reader->show_rss(); // laat de rss feed direct zien
$reader->start_reading(); // BELANGRIJK, deze functie niet vergeten anders refreshed hij niet, en werkt het script sowieso niet :)
?>