Add modal form to submit the Steemit Contribution Link

Add functions IsSteemLink() and ParseSteemLink() to get a contribution post's details
Add "New Contribution" sub-page to check the details (will not yet submit the details to the DB)

contributions.php

@@ -27,7 +27,29 @@
 	$page = "Contribution Search";
 
 	$pagecontent = GetContributionList($translator, $project, $fromdate, $todate, $voteutopian, $reviewed);
-
+} else if ($action == "add") {
+	$page = "Add Contribution";
+	$returndata = IsSteemLink($_POST['steemlink']);
+	if(($_POST['steemlink'] != NULL) && (filter_var($_POST['steemlink'], FILTER_VALIDATE_URL) !== false) && is_array($returndata)) {
+		$parselink = ParseSteemLink($returndata);
+		if (is_array($parselink)) {
+			$pagecontent = "<i>Please verify if the contribution details are correct and press \"Submit\" to continue</i>";
+			$author = $parselink['author'];
+			$partno = $parselink['part'];
+			$wordcount = $parselink['words'];
+			$projectname = $parselink['project'];
+		} else {
+			$pagecontent = "<i>Unable to parse the post. Please try again later or fill the details below and press \"Submit\" to continue</i>";
+			$author = "";
+			$partno = "";
+			$wordcount = "";
+			$projectname = "";
+		}
+		//print_r($parselink);
+		$pagecontent .= "<form action=\"contributions.php?a=processadd\" method=\"post\"><div class=\"form-group row\"><label for=\"author\" class=\"col-4 col-form-label\">Author</label> <div class=\"col-8\"><input id=\"author\" name=\"author\" type=\"text\" aria-describedby=\"authorHelpBlock\" required=\"required\" class=\"form-control here\" value=\"$author\"> <span id=\"authorHelpBlock\" class=\"form-text text-muted\">Steem Username without @</span></div></div><div class=\"form-group row\"><label for=\"partno\" class=\"col-4 col-form-label\">Part Number</label> <div class=\"col-8\"><input id=\"partno\" name=\"partno\" placeholder=\"20\" type=\"text\" required=\"required\" class=\"form-control here\" value=\"$partno\"></div></div><div class=\"form-group row\"><label for=\"wordcount\" class=\"col-4 col-form-label\">Word Count</label> <div class=\"col-8\"><input id=\"wordcount\" name=\"wordcount\" placeholder=\"1251\" type=\"text\" required=\"required\" class=\"form-control here\" value=\"$wordcount\"></div></div><div class=\"form-group row\"><label for=\"projectname\" class=\"col-4 col-form-label\">Project</label> <div class=\"col-8\"><input id=\"projectname\" name=\"projectname\" placeholder=\"ReactOS\" type=\"text\" required=\"required\" class=\"form-control here\" value=\"$projectname\"></div></div> <div class=\"form-group row\"><div class=\"offset-4 col-8\"><button name=\"submit\" type=\"submit\" class=\"btn btn-primary\">Submit</button></div></div></form>";
+	} else {
+		$pagecontent = "The input is not a valid link, or is empty. Please try again by specifying a Steemit contribution link.";
+	}
 } else {
 
 }
@@ -37,7 +59,7 @@
     <div class="container">
         <div class="row">
             <div class="col-lg-8 mx-auto">
-				<a href="#" data-toggle="modal" data-target="#searchfilters">Filter Results</a>
+				<p><a href="#" data-toggle="modal" data-target="#searchfilters">Filter Results</a> | <a href="#" data-toggle="modal" data-target="#addcontribution">Add Contribution</a></p>
                 <?php echo $pagecontent; ?>
             </div>
         </div>
@@ -49,7 +71,7 @@
 $tcsv = GetTranslatorsCSV();
 $thtml = ConvertArray2HTMLOptions(explode(",", $tcsv), "#", "translator", NULL, TRUE);
 ?>
-<!-- Modal -->
+<!-- Modal Search Filters-->
 <div id="searchfilters" class="modal fade" role="dialog">
   <div class="modal-dialog">
 
@@ -117,6 +139,38 @@
 
   </div>
 </div>
+
+<!-- Modal Add Contribution -->
+<div id="addcontribution" class="modal fade" role="dialog">
+  <div class="modal-dialog">
+
+    <!-- Modal content-->
+    <div class="modal-content">
+      <div class="modal-header">
+        <h4 class="modal-title">Add Contribution</h4>
+        <button type="button" class="close" data-dismiss="modal">&times;</button>
+      </div>
+      <div class="modal-body">
+        <p><form action="contributions.php?a=add" method="post">
+		  <div class="form-group row">
+			<label for="steemlink" class="col-4 col-form-label">Steemit.com Link</label> 
+			<div class="col-8">
+			  <input id="steemlink" name="steemlink" type="text" aria-describedby="todateHelpBlock" class="form-control here"> 
+			  <span id="steemlinkHelpBlock" class="form-text text-muted">https://steemit.com/utopian-io/@username/post</span>
+			</div>
+		  </div>
+		</p>
+      </div>
+      <div class="modal-footer">
+		<button name="submit" type="submit" class="btn btn-primary">Submit</button></form>
+        <button type="button" class="btn btn-default" data-dismiss="modal">Close</button>
+      </div>
+    </div>
+
+  </div>
+</div>
+
+
 <?php
 include("common/foot.php");
 ?>

functions.php

@@ -1,6 +1,7 @@
 <?php
 
 $teamname = "Greek";
+$languagename = "Greek";
 
 //////////////////
 // MySQL Config //
@@ -299,6 +300,78 @@ function GetContributionList($user = NULL, $project = NULL, $from = NULL, $to =
 	}
 }
 
+function IsSteemLink($url) {
+	$urlcomponents = parse_url($url);
+	//print_r($urlcomponents);
+	if (strpos($urlcomponents['host'], 'steemit.com') !== false) {
+		//echo "is steemit link";
+	} else {
+		return FALSE;
+	}
+
+	$pathcomponents = explode("/", ltrim($urlcomponents['path'], "/"));
+	//print_r($pathcomponents);
+	// $pathcomponents[0] is the tag
+	// $pathcomponents[1] is the username
+	// $pathcomponents[2] is the post permlink
+
+	if ($pathcomponents[0] != "utopian-io") {
+		return FALSE;
+	} else {
+		$firsttag = $pathcomponents[0];
+	}
+
+
+	if (strncmp($pathcomponents[1], "@", 1) !== 0) {
+		return FALSE;
+	} else {
+		$data['username'] = $pathcomponents[1];
+	}
+
+	$data['permlink'] = $pathcomponents[2];
+
+	return $data;
+}
+
+function ParseSteemLink($postdata) {
+	// Add username to the $details array, as it will be returned with the rest of the data.
+	$details['author'] = ltrim($postdata['username'], "@");
+	$url = "https://api.steemjs.com/get_content?author=".$details['author']."&permlink=".$postdata['permlink'];
+
+	$json = file_get_contents($url);
+	//echo $json;
+
+	$postdetails = json_decode($json, TRUE);
+
+	//echo $postdetails['post']['title'];
+	// Valid title formats:
+	// "Project name XX Translation - Part YY (~ZZ words)"
+	// "Project name XX Translation | Part YY | ~ZZ Words
+	// where XX is the language name, YY is the part number and ZZ is the word count.
+	$title = $postdetails['title'];
+	if ((strpos($title, '-') !== false) || (strpos($title, '|') !== false)) {
+		$titlextr = explode($GLOBALS['languagename'], $title, 2);
+		// $titlextr[0] = Project name
+		// $titlextr[1] = Rest of the title without language name
+		$project = rtrim($titlextr[0]);
+		preg_match_all('/\d+/i', $title, $contrnumbers);
+		// $contrnumbers[0] = Part number
+		// $contrnumbers[1] = Word count
+		$partno = $contrnumbers[0][0];
+		$wordcount = $contrnumbers[0][1];
+		//echo "Project: " . $project . ", Part: " . $partno . ", Wordcount: " . $wordcount;
+		$details['project'] = $project;
+		$details['part'] = $partno;
+		$details['words'] = $wordcount;
+
+		$details['permlink'] = $postdetails['permlink'];
+		$details['fulltitle'] = $postdetails['title'];
+		return $details;
+	} else {
+		return FALSE;
+	}
+}
+
 ///////////
 // LOGIN //
 ///////////