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Baked image size / floating support into parsedown

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This commit is contained in:
Starbeamrainbowlabs 2015-10-04 15:20:47 +01:00
parent d8352c9647
commit db7ee5bc1c
3 changed files with 95 additions and 9 deletions
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51
build/index.php
View file

@ -2074,10 +2074,6 @@ class Parsedown_Slimdown_Extensions {
public static $rules = array (
'/\r\n/' => "\n", // new line normalisation
// '/!\[(.*)\]\(([^\s]+)\s(\d+.+)\s(left|right)\)/' => '<img src="\2" alt="\1" style="max-width: \3; float: \4;" />', // images with size
// '/!\[(.*)\]\(([^\s]+)\s(\d+.+)\)/' => '<img src="\2" alt="\1" style="max-width: \3;" />', // images with size
// '/!\[(.*)\]\((.*)\)/' => '<img src="\2" alt="\1" />', // basic images
'/\[\[([a-zA-Z0-9\_\- ]+)\|([a-zA-Z0-9\_\- ]+)\]\]/' => '<a href=\'index.php?page=\1\'>\2</a>', //internal links with display text
'/\[\[([a-zA-Z0-9\_\- ]+)\]\]/' => '<a href=\'index.php?page=\1\'>\1</a>', //internal links
);
@ -3247,7 +3243,46 @@ class Parsedown
$Excerpt['text']= substr($Excerpt['text'], 1);
// var_dump($Excerpt);
// %addition%
// Addition by Starbeamrainbowlabs that adds support for image sizing
// and floating
$url_start = strpos($Excerpt["text"], "(");
$url_end = strpos($Excerpt["text"], ")");
$url = substr($Excerpt["text"], $url_start, $url_end - $url_start);
$style = "";
if(preg_match("/\s+/", $url) === 1)
{
// We have spaces in the url - there are parameters lying around!
$parts = preg_split("/\s+/", $url);
$part_url = $parts[0];
$part_size = $parts[1];
$part_float = false;
if(isset($parts[2]))
$part_float = $parts[2];
// Calculate the length of the bit that we removed
$parameter_length = strlen($url) - strlen($part_url);
// Add a filler string onto the url to hide the parameters
$part_url .= str_repeat("x", $parameter_length);
// Remove the parameters so that the link parser doesn't get confused
$Excerpt["text"] = str_replace($url, $part_url, $Excerpt["text"]);
// Build a string of CSS to represent the parameters
$style .= "max-width: $part_size; max-height: $part_size;";
if($part_float !== false)
$style .= " float: $part_float;";
}
$Link = $this->inlineLink($Excerpt);
// %addition_end%
// var_dump($Link);
if ($Link === null)
{
@ -3264,6 +3299,14 @@ class Parsedown
),
),
);
// %addition%
// Add the style to the image element
if(strlen($style) > 0)
$Inline["element"]["attributes"]["style"] = $style;
// Remove the filler from the src
$Inline["element"]["attributes"]["src"] = substr($Inline["element"]["attributes"]["src"], 0, strlen($url) - $parameter_length - 1);
// %addition_end%
$Inline['element']['attributes'] += $Link['element']['attributes'];

2
module_index.json
View file

@ -158,7 +158,7 @@
"author": "Johnny Broadway, Emanuil Rusev & Starbeamrainbowlabs",
"description": "An upgraded parser based on Emanuil Rusev's Parsedown Extra PHP library (https:\/\/github.com\/erusev\/parsedown-extra), which is licensed MIT. Also uses a modified Slimdown engine by Johnny Broadway in order to add support for internal links etc. Please be careful, as this module adds a _ton_ of weight to your installation.",
"id": "parser-parsedown",
"lastupdate": 1443964436,
"lastupdate": 1443968417,
"optional": true
}
]

51
modules/parser-parsedown.php
View file

@ -53,10 +53,6 @@ class Parsedown_Slimdown_Extensions {
public static $rules = array (
'/\r\n/' => "\n", // new line normalisation
// '/!\[(.*)\]\(([^\s]+)\s(\d+.+)\s(left|right)\)/' => '<img src="\2" alt="\1" style="max-width: \3; float: \4;" />', // images with size
// '/!\[(.*)\]\(([^\s]+)\s(\d+.+)\)/' => '<img src="\2" alt="\1" style="max-width: \3;" />', // images with size
// '/!\[(.*)\]\((.*)\)/' => '<img src="\2" alt="\1" />', // basic images
'/\[\[([a-zA-Z0-9\_\- ]+)\|([a-zA-Z0-9\_\- ]+)\]\]/' => '<a href=\'index.php?page=\1\'>\2</a>', //internal links with display text
'/\[\[([a-zA-Z0-9\_\- ]+)\]\]/' => '<a href=\'index.php?page=\1\'>\1</a>', //internal links
);
@ -1226,7 +1222,46 @@ class Parsedown
$Excerpt['text']= substr($Excerpt['text'], 1);
// var_dump($Excerpt);
// %addition%
// Addition by Starbeamrainbowlabs that adds support for image sizing
// and floating
$url_start = strpos($Excerpt["text"], "(");
$url_end = strpos($Excerpt["text"], ")");
$url = substr($Excerpt["text"], $url_start, $url_end - $url_start);
$style = "";
if(preg_match("/\s+/", $url) === 1)
{
// We have spaces in the url - there are parameters lying around!
$parts = preg_split("/\s+/", $url);
$part_url = $parts[0];
$part_size = $parts[1];
$part_float = false;
if(isset($parts[2]))
$part_float = $parts[2];
// Calculate the length of the bit that we removed
$parameter_length = strlen($url) - strlen($part_url);
// Add a filler string onto the url to hide the parameters
$part_url .= str_repeat("x", $parameter_length);
// Remove the parameters so that the link parser doesn't get confused
$Excerpt["text"] = str_replace($url, $part_url, $Excerpt["text"]);
// Build a string of CSS to represent the parameters
$style .= "max-width: $part_size; max-height: $part_size;";
if($part_float !== false)
$style .= " float: $part_float;";
}
$Link = $this->inlineLink($Excerpt);
// %addition_end%
// var_dump($Link);
if ($Link === null)
{
@ -1243,6 +1278,14 @@ class Parsedown
),
),
);
// %addition%
// Add the style to the image element
if(strlen($style) > 0)
$Inline["element"]["attributes"]["style"] = $style;
// Remove the filler from the src
$Inline["element"]["attributes"]["src"] = substr($Inline["element"]["attributes"]["src"], 0, strlen($url) - $parameter_length - 1);
// %addition_end%
$Inline['element']['attributes'] += $Link['element']['attributes'];