implemented a simple action to submit an execution request

.gitignore

@@ -0,0 +1,6 @@
+# IntelliJ IDEA
+.idea/workspace.xml
+.idea/tasks.xml
+
+# Mac OS X
+.DS_Store

1d34-3v4l-pl4g1n.iml

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+<?xml version="1.0" encoding="UTF-8"?>
+<module type="PLUGIN_MODULE" version="4">
+  <component name="DevKit.ModuleBuildProperties" url="file://$MODULE_DIR$/resources/META-INF/plugin.xml" />
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/resources" type="java-resource" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+    <orderEntry type="library" scope="PROVIDED" name="php" level="project" />
+    <orderEntry type="library" scope="PROVIDED" name="php-openapi" level="project" />
+  </component>
+</module>

README.md

@@ -1,2 +1,3 @@
 # 1d34-3v4l-pl4g1n
-IntelliJ IDEA plugin for 3v4l.org
+The plugin allows to evaluate a PHP code using [3v4l.org](https://3v4l.org/).
+Read more about the website [here](https://3v4l.org/about) and support its author if you like the idea.

resources/META-INF/plugin.xml

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+<idea-plugin version="2">
+  <id>me.artspb.idea.eval.plugin</id>
+  <name>3v4l pl4g1n</name>
+  <version>0.1</version>
+  <vendor email="[email protected]" url="https://artspb.me">Artem Khvastunov</vendor>
+
+  <description><![CDATA[
+      The plugin allows to evaluate a PHP code using <a href="https://3v4l.org/">3v4l.org</a>.
+      Read more about the website <a href="https://3v4l.org/about">here</a> and support its author if you like the idea.<br/>
+      Source code can be found on <a href="https://github.com/artspb/1d34-3v4l-pl4g1n">GitHub</a>.
+    ]]>
+  </description>
+
+  <change-notes><![CDATA[
+      <h3>0.1</h3>
+      <ul>
+          <li>Implemented a simple action to submit an execution request. 
+          Default web browser will be opened automatically.</li>
+      </ul>
+    ]]>
+  </change-notes>
+
+  <idea-version since-build="145.0"/>
+
+  <depends>com.intellij.modules.platform</depends>
+  <depends>com.jetbrains.php</depends>
+
+  <extensions defaultExtensionNs="com.intellij">
+    <!-- Add your extensions here -->
+  </extensions>
+
+  <actions>
+    <action id="EvalAction" class="me.artspb.idea.eval.plugin.EvalAction" text="3v4l();" description="3v4l();" icon="Icons.EVAL">
+      <keyboard-shortcut keymap="$default" first-keystroke="shift meta alt E"/>
+      <add-to-group group-id="EditorPopupMenu"/>
+      <add-to-group group-id="ProjectViewPopupMenu"/>
+      <add-to-group group-id="EditorTabPopupMenu"/>
+    </action>
+  </actions>
+
+</idea-plugin>

src/icons/Icons.kt

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+package icons
+
+import com.intellij.openapi.util.IconLoader
+
+object Icons {
+    @JvmField val EVAL = IconLoader.getIcon("/icons/3v4l.png")
+}

src/me/artspb/idea/eval/plugin/EvalAction.kt

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+package me.artspb.idea.eval.plugin
+
+import com.intellij.ide.BrowserUtil
+import com.intellij.openapi.actionSystem.AnAction
+import com.intellij.openapi.actionSystem.AnActionEvent
+import com.intellij.openapi.actionSystem.CommonDataKeys
+import org.apache.http.client.entity.UrlEncodedFormEntity
+import org.apache.http.client.methods.HttpPost
+import org.apache.http.impl.client.HttpClients
+import org.apache.http.message.BasicNameValuePair
+
+class EvalAction : AnAction() {
+    override fun actionPerformed(e: AnActionEvent) {
+        val file = e.dataContext.getData(CommonDataKeys.VIRTUAL_FILE)
+        if (file != null) {
+            val content = file.contentsToByteArray()
+            val post = HttpPost("https://3v4l.org/new")
+            post.entity = UrlEncodedFormEntity(listOf(
+                    BasicNameValuePair("title", file.name),
+                    BasicNameValuePair("code", String(content))
+            ))
+            val response = HttpClients.createDefault().execute(post)
+            val location = response.getFirstHeader("location")
+            if (location != null) {
+                BrowserUtil.browse("https://3v4l.org${location.value}")
+            }
+        }
+    }
+}