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af_zz_imgproxy: add optional setting to proxy all remote images

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functions: add some form helper methods
This commit is contained in:
Andrew Dolgov 2017-02-10 14:17:18 +03:00
parent 38b3998bbc
commit 8cf37284e7
2 changed files with 80 additions and 11 deletions
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14
include/functions.php
View file

@ -663,6 +663,20 @@
print "</select>";
}
function print_hidden($name, $value) {
print "<input dojoType=\"dijit.form.TextBox\" style=\"display : none\" name=\"$name\" value=\"$value\">";
}
function print_checkbox($id, $checked, $attributes = "") {
$checked_str = $checked ? "checked" : "";
print "<input dojoType=\"dijit.form.CheckBox\" id=\"$id\" $checked_str $attributes name=\"$id\">";
}
function print_button($type, $value, $attributes = "") {
print "<p><button dojoType=\"dijit.form.Button\" $attributes type=\"$type\">$value</button>";
}
function print_radio($id, $default, $true_is, $values, $attributes = "") {
foreach ($values as $v) {

77
plugins/af_zz_imgproxy/init.php
View file

@ -8,16 +8,14 @@ class Af_Zz_ImgProxy extends Plugin {
"fox");
}
function flags() {
return array("needs_curl" => true);
}
function init($host) {
$this->host = $host;
$host->add_hook($host::HOOK_RENDER_ARTICLE, $this);
$host->add_hook($host::HOOK_RENDER_ARTICLE_CDM, $this);
$host->add_hook($host::HOOK_RENDER_ARTICLE_API, $this);
$host->add_hook($host::HOOK_PREFS_TAB, $this);
}
function hook_render_article($article) {
@ -60,12 +58,23 @@ class Af_Zz_ImgProxy extends Plugin {
}
}
function rewrite_url_if_needed($url, $kind = 0) {
function rewrite_url_if_needed($url, $kind, $all_remote = false) {
$scheme = parse_url($url, PHP_URL_SCHEME);
if ($scheme != 'https' && $scheme != "" && strpos($url, "data:") !== 0) {
$url = "backend.php?op=pluginhandler&plugin=af_zz_imgproxy&method=imgproxy&kind=$kind&url=" .
htmlspecialchars($url);
if ($all_remote) {
$host = parse_url($url, PHP_URL_HOST);
$self_host = parse_url(SELF_URL_PATH, PHP_URL_HOST);
$is_remote = $host != $self_host;
} else {
$is_remote = false;
}
if (($scheme != 'https' && $scheme != "") || $is_remote) {
if (strpos($url, "data:") !== 0) {
$url = "backend.php?op=pluginhandler&plugin=af_zz_imgproxy&method=imgproxy&kind=$kind&url=" .
htmlspecialchars($url);
}
}
return $url;
@ -74,6 +83,7 @@ class Af_Zz_ImgProxy extends Plugin {
function hook_render_article_cdm($article, $api_mode = false) {
$need_saving = false;
$proxy_all = $this->host->get($this, "proxy_all");
$doc = new DOMDocument();
if (@$doc->loadHTML($article["content"])) {
@ -81,7 +91,7 @@ class Af_Zz_ImgProxy extends Plugin {
$imgs = $xpath->query("//img[@src]");
foreach ($imgs as $img) {
$new_src = $this->rewrite_url_if_needed($img->getAttribute("src"));
$new_src = $this->rewrite_url_if_needed($img->getAttribute("src"), 0, $proxy_all);
if ($new_src != $img->getAttribute("src")) {
$img->setAttribute("src", $new_src);
@ -94,7 +104,7 @@ class Af_Zz_ImgProxy extends Plugin {
foreach ($vids as $vid) {
if ($vid->hasAttribute("poster")) {
$new_src = $this->rewrite_url_if_needed($vid->getAttribute("poster"));
$new_src = $this->rewrite_url_if_needed($vid->getAttribute("poster"), 0, $proxy_all);
if ($new_src != $vid->getAttribute("poster")) {
$vid->setAttribute("poster", $new_src);
@ -106,7 +116,7 @@ class Af_Zz_ImgProxy extends Plugin {
$vsrcs = $xpath->query("source", $vid);
foreach ($vsrcs as $vsrc) {
$new_src = $this->rewrite_url_if_needed($vsrc->getAttribute("src"), 1);
$new_src = $this->rewrite_url_if_needed($vsrc->getAttribute("src"), 1, $proxy_all);
if ($new_src != $vsrc->getAttribute("src")) {
$vid->setAttribute("src", $new_src);
@ -122,6 +132,51 @@ class Af_Zz_ImgProxy extends Plugin {
return $article;
}
function hook_prefs_tab($args) {
if ($args != "prefFeeds") return;
print "<div dojoType=\"dijit.layout.AccordionPane\" title=\"".__('af_zz_imgproxy Settings')."\">";
print "<form dojoType=\"dijit.form.Form\">";
print "<script type=\"dojo/method\" event=\"onSubmit\" args=\"evt\">
evt.preventDefault();
if (this.validate()) {
console.log(dojo.objectToQuery(this.getValues()));
new Ajax.Request('backend.php', {
parameters: dojo.objectToQuery(this.getValues()),
onComplete: function(transport) {
notify_info(transport.responseText);
}
});
//this.reset();
}
</script>";
print_hidden("op", "pluginhandler");
print_hidden("method", "save");
print_hidden("plugin", "af_zz_imgproxy");
$proxy_all = $this->host->get($this, "proxy_all");
print_checkbox("proxy_all", $proxy_all);
print "&nbsp;<label for=\"proxy_all\">" . __("Enable proxy for all remote images.") . "</label>";
print "<p>"; print_button("submit", __("Save"));
print "</form>";
print "</div>";
}
function save() {
$proxy_all = checkbox_to_sql_bool($_POST["proxy_all"]) == "true";
$this->host->set($this, "proxy_all", $proxy_all);
echo __("Configuration saved");
}
function api_version() {
return 2;
}