Remove references to PDF from docs and code comments

Author: afilina

README.md

@@ -166,7 +166,7 @@ you can write a custom syntax highlighter.
 A syntax highlighter for PhD is nothing more than a simple PHP class
 that has two methods: `factory` and `highlight`.
 
-`factory` is static, takes the format name (i.e. `pdf`, `xhtml`,
+`factory` is static, takes the format name (i.e. `xhtml`,
 `troff`) as its only parameter and returns the highlighter instance object
 for the given format. The method is called for each output format the
 documentation is rendered to.
@@ -234,13 +234,6 @@ PhD currently supports the following output formats:
   <tr>
     <td rowspan="6"></td>
     <td>howto</td>
-  </tr>
-  <tr>
-    <td>pdf</td>
-  </tr>
-  <tr>
-    <td>bigpdf</td>
-  </tr>
   <tr>
     <td>kdevelop</td>
   </tr>

docs/phd-guide/phd-guide.xml

@@ -14,7 +14,7 @@
 
     <para>PhD is PHP's very own DocBook 5 rendering system. It is used to
     convert the <acronym>PHP</acronym> Manual and PEAR Documentation into
-    different output formats like XHTML, PDF, Man pages and CHM.</para>
+    different output formats like XHTML, Man pages and CHM.</para>
 
     <para>The goal of PhD is to become a fast, general DocBook rendering
     system. At the moment of writing, PhD is already very fast: It can create
@@ -261,8 +261,6 @@ Supported packages:
                 php
                 howto
                 manpage
-                pdf
-                bigpdf
                 kdevelop
                 chm
                 tocfeed
@@ -280,7 +278,7 @@ Supported packages:
 
 
       <para>You can tell by the output of the <literal>--list</literal> option
-      that PhD can also be used to render the docs as a PDF file, or as Unix
+      that PhD can also be used to render the docs as Unix
       Man Pages.</para>
 
       <para>To select a format and package, you must use the <literal>-f
@@ -645,7 +643,7 @@ $ pear install mediawiki/geshi]]></screen>
       and <literal>highlight</literal>.</para>
 
       <para><literal>factory</literal> is static and takes the format name
-      (i.e. <literal>pdf</literal>, <literal>xhtml</literal>,
+      (i.e. <literal>xhtml</literal>,
       <literal>troff</literal>) as only parameter. It returns
       the highlighter instance object for the given format.
       The method is called for each output format the documentation

phpdotnet/phd/Format.php

@@ -512,7 +512,7 @@ public function rowspan($attrs) {
     *
     * @param string $text   Text to highlight
     * @param string $role   Source code role to use (php, xml, html, ...)
-    * @param string $format Format to highlight (pdf, xhtml, troff, ...)
+    * @param string $format Format to highlight (xhtml, troff, ...)
     *
     * @return string Highlighted code
     */

phpdotnet/phd/Highlighter.php

@@ -29,7 +29,7 @@ class Highlighter
     * We use a factory so you can return different objects/classes
     * per format.
     *
-    * @param string $format Output format (pdf, xhtml, troff, ...)
+    * @param string $format Output format (xhtml, troff, ...)
     *
     * @return Highlighter Highlighter object
     */
@@ -47,7 +47,7 @@ public static function factory($format)
     *
     * @param string $text   Text to highlight
     * @param string $role   Source code role to use (php, xml, html, ...)
-    * @param string $format Output format (pdf, xhtml, troff, ...)
+    * @param string $format Output format (xhtml, troff, ...)
     *
     * @return string Highlighted code
     */

phpdotnet/phd/Highlighter/GeSHi.php

@@ -49,7 +49,7 @@ class Highlighter_GeSHi extends Highlighter
     * We use a factory so you can return different objects/classes
     * per format.
     *
-    * @param string $format Output format (pdf, xhtml, troff, ...)
+    * @param string $format Output format (xhtml, troff, ...)
     *
     * @return Highlighter Highlighter object
     */
@@ -71,7 +71,7 @@ public static function factory($format)
     *
     * @param string $text   Text to highlight
     * @param string $role   Source code role to use (php, xml, html, ...)
-    * @param string $format Output format (pdf, xhtml, troff, ...)
+    * @param string $format Output format (xhtml, troff, ...)
     *
     * @return string Highlighted code
     */

phpdotnet/phd/Highlighter/GeSHi11x.php

@@ -43,7 +43,7 @@ class Highlighter_GeSHi11x extends Highlighter
     * We use a factory so you can return different objects/classes
     * per format.
     *
-    * @param string $format Output format (pdf, xhtml, troff, ...)
+    * @param string $format Output format (xhtml, troff, ...)
     *
     * @return Highlighter Highlighter object
     */
@@ -89,7 +89,7 @@ public function __construct(\GeSHiRenderer $renderer)
     *
     * @param string $text   Text to highlight
     * @param string $role   Source code role to use (php, xml, html, ...)
-    * @param string $format Output format (pdf, xhtml, troff, ...)
+    * @param string $format Output format (xhtml, troff, ...)
     *
     * @return string Highlighted code
     */

phpdotnet/phd/Options/Handler.php

@@ -15,13 +15,13 @@ public function __construct(
     public function optionList(): array
     {
         return [
-            'format:'      => 'f:',        // The format to render (xhtml, pdf...)
+            'format:'      => 'f:',        // The format to render (xhtml, troff...)
             'noindex'      => 'I',         // Do not re-index
             'forceindex'   => 'r',         // Force re-indexing under all circumstances
             'notoc'        => 't',         // Do not re-create TOC
             'docbook:'     => 'd:',        // The Docbook XML file to render from (.manual.xml)
             'output:'      => 'o:',        // The output directory
-            'outputfilename:' => 'F:',     // The output filename (only useful for bightml/bigpdf)
+            'outputfilename:' => 'F:',     // The output filename (only useful for bightml)
             'partial:'     => 'p:',        // The ID to render (optionally ignoring its children)
             'skip:'        => 's:',        // The ID to skip (optionally skipping its children too)
             'verbose::'    => 'v::',       // Adjust the verbosity level