106 lines
2.5 KiB
PHP
Executable file
106 lines
2.5 KiB
PHP
Executable file
<?php
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$COMMONS = $_SERVER['DOCUMENT_ROOT'] . "/../common";
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include_once($COMMONS."/header.php");
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/**
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* Display a blog-preview div
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*/
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function display_blog_preview($blogpost_id, $title, $abstract,
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$date_posted, $tags){
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printf("
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<div class=\"blog-preview\">
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<a href=\"http://www.zdenekborovec-dev.cz/blog/article?guid=%s\">
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<h3>
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%s
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</h3>
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</a>
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<div class=\"blog-metadata\">
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", $blogpost_id, $title);
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for($i = 0; $i < count($tags); $i++) {
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$tag = $tags[$i];
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printf("
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<span class=\"blog-tag\" style=\"background-color: %s\">
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%s
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</span>", $tag["color"], $tag["name"]);
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}
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printf("
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<span class=\"blog-publish-date\">
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Published on: %s
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</span>
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</div>
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<hr>
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<p>
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%s
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</p>
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</div>
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", date("Y-m-d", strtotime($date_posted)), $abstract);
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}
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/**
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* Select all the blogposts from the database, their tags, then display them.
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*/
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function display_blog_previews($conn){
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// Check DB connection
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if($conn == null){
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header($_SERVER["SERVER_PROTOCOL"]." 503 Service Unavailable", true, 503);
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include_once($_SERVER["DOCUMENT_ROOT"]."/errors/503.php");
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include_once($COMMONS."/footer.php");
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die();
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}
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// Prepare statement for selecting all the blogposts
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$stmt = $conn->prepare("SELECT blogpost_id, title, abstract, date_posted
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FROM blogposts ORDER BY date_posted DESC;");
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// Execute the statement
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$stmt->execute();
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// Fetch the blogposts
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$blogposts_arr = $stmt->fetchall(PDO::FETCH_ASSOC);
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// Prepare new statement for selecting the tags for a given blogpost
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$stmt = $conn->prepare("SELECT name, color FROM
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blogpost_tags INNER JOIN blogpost_has_tag ON
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blogpost_tags.tag_id = blogpost_has_tag.tag_id WHERE
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blogpost_id = :blogpost_id;");
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// Go through all the blogposts, fetch their tags and display them
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for($i = 0; $i < count($blogposts_arr); $i++) {
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// Get info for the current blog
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$blog = $blogposts_arr[$i];
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// Bind and execute the tag select
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$stmt->bindParam(":blogpost_id", $blog["blogpost_id"]);
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$stmt->execute();
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// Fetch the tags
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$tags_arr = $stmt->fetchall(PDO::FETCH_ASSOC);
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// Display the blog
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display_blog_preview($blog["blogpost_id"], $blog["title"],
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$blog["abstract"], $blog["date_posted"], $tags_arr);
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}
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}
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display_header("Blogs");
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?>
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<article>
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<h2>
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My blogposts
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</h2>
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<p>
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These can range from well thought out slow-burning blood-churning gems
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to random brain farts in textual form, you can use tags to filter.
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</p>
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</article>
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<hr>
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<?php
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display_blog_previews($conn);
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include_once($COMMONS."/footer.php");
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?>
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