Centralise permalink generation

[cx.git] / cx / lib / posts.php

diff --git a/cx/lib/posts.php b/cx/lib/posts.php
index d07f999e7ade38e004e6790e28de4059c7928000..326d81c470585f90848e59d57b2ab2ffcbd339d8 100644 (file)
--- a/cx/lib/posts.php
+++ b/cx/lib/posts.php
@@ -2,12 +2,16 @@
 
 cx_require('lib', 'db.php');
 cx_require('lib', 'setup.php');
 
 cx_require('lib', 'db.php');
 cx_require('lib', 'setup.php');

-cx_require('third_party', 'parsedown', 'Parsedown.php');
+cx_require('lib', 'markdown.php');

 
 

-function mk_markdown($markdown) {
-       static $Parsedown = new Parsedown();
+class PostMetadata {
+       public $hero_image;
+       public $hero_image_alt;

 
 

-       return $Parsedown->text($markdown);
+       public function __construct($dict) {
+               $this->hero_image = isset($dict['post_hero_image']) ? $dict['post_hero_image'] : null;
+               $this->hero_image_alt = isset($dict['post_hero_image_alt']) ? $dict['post_hero_image_alt'] : null;
+       }

 }
 
 class Post {
 }
 
 class Post {


@@ -15,6 +19,9 @@ class Post {
        public $title;
        public $slug;
        public $date;
        public $title;
        public $slug;
        public $date;

+       public $is_page;
+       public $is_draft;
+       public $nav_index;

        public $data;
        public $html_content;
        public $html_excerpt;
        public $data;
        public $html_content;
        public $html_excerpt;


@@ -24,16 +31,40 @@ class Post {
                $this->title = $dict['post_title'];
                $this->slug = $dict['post_slug'];
                $this->date = $dict['post_date'];
                $this->title = $dict['post_title'];
                $this->slug = $dict['post_slug'];
                $this->date = $dict['post_date'];

+               $this->is_page = $dict['post_is_page'];
+               $this->is_draft = $dict['post_is_draft'];
+               $this->nav_index = $dict['post_navigation_index'];

                $this->data = $dict['post_data'];
                $this->data = $dict['post_data'];

-               $this->html_content = mk_markdown($this->data);
+               $this->html_content = cx_markdown_generate_html($this->data);

                $this->html_excerpt = null;
 
                // Read more...
                $segments = explode('---', $this->data, 2);
                if (count($segments) > 1) {
                $this->html_excerpt = null;
 
                // Read more...
                $segments = explode('---', $this->data, 2);
                if (count($segments) > 1) {

-                       $this->html_excerpt = mk_markdown($segments[0]);
+                       $this->html_excerpt = cx_markdown_generate_html($segments[0]);

                }
        }
                }
        }

+
+       public function get_permalink_path() {
+               $post_permalink = $this->is_page ? '/' . $this->slug : '/' . date('Y', $this->date) . '/' . date('m', $this->date) . '/' . $this->slug;
+               return $post_permalink;
+       }
+
+       public function get_metadata() {
+               $data = [];
+
+               $doc = new DOMDocument();
+               $doc->loadHTML($this->html_content);
+
+               $image_tag = $doc->getElementsByTagName('img')[0];
+
+               if ($image_tag != null) {
+                       $data['post_hero_image'] = $image_tag->getAttribute('src');
+                       $data['post_hero_image_alt'] = htmlspecialchars($image_tag->getAttribute('alt'));
+               }
+
+               return new PostMetadata($data);
+       }

 }
 
 function cx_post_make_slug($title) {
 }
 
 function cx_post_make_slug($title) {


@@ -49,7 +80,7 @@ function cx_post_make_slug($title) {
        return $slug;
 }
 
        return $slug;
 }
 

-function cx_posts_add_post($site_id, $title, $slug, $date, $data) {
+function cx_posts_add_post($site_id, $title, $slug, $date, $page, $draft, $nav_index, $data) {

        $creation_time = $update_time = time();
        
        if ($slug == null) {
        $creation_time = $update_time = time();
        
        if ($slug == null) {


@@ -67,14 +98,17 @@ function cx_posts_add_post($site_id, $title, $slug, $date, $data) {
                        post_slug,
                        post_date,
                        post_is_page,
                        post_slug,
                        post_date,
                        post_is_page,

+                       post_is_draft,
+                       post_navigation_index,

                        post_title,
                        post_data,
                        post_data_version)
                        post_title,
                        post_data,
                        post_data_version)

-               VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?);';
-       cx_db_exec($sql, $site_id, $creation_time, $update_time, $slug, $date, false, $title, $data, 1);
+               VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?);';
+       $id = cx_db_exec($sql, $site_id, $creation_time, $update_time, $slug, $date, $page, $draft, $nav_index, $title, $data, 1);
+       return $id;

 }
 
 }
 

-function cx_posts_update_post($post_id, $title, $slug, $date, $data) {
+function cx_posts_update_post($post_id, $title, $slug, $date, $page, $draft, $nav_index, $data) {

        $update_time = time();
        
        if ($slug == null) {
        $update_time = time();
        
        if ($slug == null) {


@@ -89,11 +123,14 @@ function cx_posts_update_post($post_id, $title, $slug, $date, $data) {
                SET post_update_time = ?,
                post_slug = ?,
                post_date = ?,
                SET post_update_time = ?,
                post_slug = ?,
                post_date = ?,

+               post_is_page = ?,
+               post_is_draft = ?,
+               post_navigation_index = ?,

                post_title = ?,
                post_data = ?
                WHERE post_id == ?;';
                //LIMIT 1;';
                post_title = ?,
                post_data = ?
                WHERE post_id == ?;';
                //LIMIT 1;';

-       cx_db_exec($sql, $update_time, $slug, $date , $title, $data, $post_id);
+       cx_db_exec($sql, $update_time, $slug, $date, $page, $draft, $nav_index, $title, $data, $post_id);

 }
 
 function cx_posts_delete_post($post_id) {
 }
 
 function cx_posts_delete_post($post_id) {


@@ -103,20 +140,32 @@ function cx_posts_delete_post($post_id) {
        cx_db_exec($sql, $post_id);
 }
 
        cx_db_exec($sql, $post_id);
 }
 

-function cx_posts_get(int $limit = 0) {
+function cx_posts_get(int $limit = 0, int $offset = 0, bool $include_drafts = false) {

        $sql = 'SELECT
                post_id,
                post_slug,
                post_date,
        $sql = 'SELECT
                post_id,
                post_slug,
                post_date,

+               post_is_page,
+               post_is_draft,
+               post_navigation_index,

                post_title,
                post_data
                FROM posts
                post_title,
                post_data
                FROM posts

-               WHERE post_is_page==FALSE
-               ORDER BY post_date DESC';
+               WHERE post_is_page == FALSE';
+       
+       if ($include_drafts == false) {
+               $sql .= ' AND post_is_draft == FALSE';
+       }
+
+       $sql .= ' ORDER BY post_date DESC';

        
        if ($limit > 0) {
                $sql .= ' LIMIT ' . $limit;
        }
        
        if ($limit > 0) {
                $sql .= ' LIMIT ' . $limit;
        }

+       
+       if ($offset > 0) {
+               $sql .= ' OFFSET ' . $offset;
+       }

 
        $sql .= ';';
 
 
        $sql .= ';';
 


@@ -126,16 +175,38 @@ function cx_posts_get(int $limit = 0) {
        }
 }
 
        }
 }
 

+function cx_posts_count(bool $include_drafts = false) {
+       $sql = 'SELECT
+               COUNT(post_id) AS _count
+               FROM posts
+               WHERE post_is_page == FALSE';
+       
+       if ($include_drafts == false) {
+               $sql .= ' AND post_is_draft == FALSE';
+       }
+
+       $sql .= ';';
+
+
+       foreach (cx_db_query($sql) as $count_details) {
+               return $count_details['_count'];
+       }
+
+       return 0;
+}
+

 function cx_posts_find_post($post_id) {
        $sql = 'SELECT
                post_id,
                post_slug,
                post_date,
 function cx_posts_find_post($post_id) {
        $sql = 'SELECT
                post_id,
                post_slug,
                post_date,

+               post_is_page,
+               post_is_draft,
+               post_navigation_index,

                post_title,
                post_data
                FROM posts
                post_title,
                post_data
                FROM posts

-               WHERE post_is_page == FALSE
-               AND post_id == ?
+               WHERE post_id == ?

                LIMIT 1;';
 
        foreach (cx_db_query($sql, $post_id) as $post) {
                LIMIT 1;';
 
        foreach (cx_db_query($sql, $post_id) as $post) {


@@ -146,30 +217,75 @@ function cx_posts_find_post($post_id) {
        return null;
 }
 
        return null;
 }
 

-function cx_posts_find_post_id($post_slug) {
+function cx_posts_find_article_id($post_slug, bool $include_drafts = false) {

        $sql = 'SELECT
                post_id
                FROM posts
                WHERE post_slug == ?
        $sql = 'SELECT
                post_id
                FROM posts
                WHERE post_slug == ?

-               LIMIT 1;';
+               AND post_is_page == FALSE';
+
+       if ($include_drafts == false) {
+               $sql .= ' AND post_is_draft == FALSE';
+       }
+
+       $sql .= ' LIMIT 1';
+
+       $sql .= ';';

 
        foreach (cx_db_query($sql, $post_slug) as $post) {
                return $post['post_id'];
        }
 
        return null;
 
        foreach (cx_db_query($sql, $post_slug) as $post) {
                return $post['post_id'];
        }
 
        return null;

+

 }
 
 }
 

-function cx_pages_get() {
+function cx_posts_find_page_id($post_slug, bool $include_drafts = false) {
+       $sql = 'SELECT
+               post_id
+               FROM posts
+               WHERE post_slug == ?
+               AND post_is_page == TRUE';
+
+       if ($include_drafts == false) {
+               $sql .= ' AND post_is_draft == FALSE';
+       }
+
+       $sql .= ' LIMIT 1';
+
+       $sql .= ';';
+
+       foreach (cx_db_query($sql, $post_slug) as $post) {
+               return $post['post_id'];
+       }
+
+       return null;
+}
+
+function cx_pages_get(bool $navigation_only = true, bool $include_drafts = false) {

        $sql = 'SELECT
                post_id,
                post_slug,
                post_date,
        $sql = 'SELECT
                post_id,
                post_slug,
                post_date,

+               post_is_page,
+               post_is_draft,
+               post_navigation_index,

                post_title,
                post_data
                FROM posts
                post_title,
                post_data
                FROM posts

-               WHERE post_is_page == TRUE
-               ORDER BY post_creation_time DESC;';
+               WHERE post_is_page == TRUE';
+
+       if ($navigation_only) {
+               $sql .= ' AND post_navigation_index != ""';
+       }
+
+       if ($include_drafts == false) {
+               $sql .= ' AND post_is_draft == FALSE';
+       }
+
+       $sql .= ' ORDER BY post_navigation_index ASC, post_date DESC';
+
+       $sql .= ';';

 
        foreach (cx_db_query($sql) as $post) {
                $p = new Post($post);
 
        foreach (cx_db_query($sql) as $post) {
                $p = new Post($post);


@@ -186,6 +302,8 @@ cx_setup_register(1, function() {
                        post_slug STRING,
                        post_date INTEGER,
                        post_is_page BOOLEAN,
                        post_slug STRING,
                        post_date INTEGER,
                        post_is_page BOOLEAN,

+                       post_is_draft BOOLEAN,
+                       post_navigation_index INTEGER,

                        post_title STRING,
                        post_data BLOB,
                        post_data_version INTEGER,
                        post_title STRING,
                        post_data BLOB,
                        post_data_version INTEGER,