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home.html
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<!---------------Blog Post Area ------- -->
<div class="jumbotron" style="background-color:silver; color: #4885ed;">
<script>
var counter = 0;
</script>
<div class="container text-center">
<form id="main-form" action="">
<!--Description-->
<div class="form-group">
<textarea type="text" placeholder="Description ...." rows="5" class="form-control" id="main-desc"></textarea>
<div class="invalid-feedback">
Please write something ....
</div>
</div>
<!--Error Message-->
<div class="form-group">
<input type="file" class="form-control" id="main-image"/>
<div class="invalid-feedback">
Please choose a valid picture ....
</div>
</div>
<!--Image Showcase Block-->
<div class="form-group">
<img id="selected-image" width="250" height="150" src="#" style="object-fit: contain;"/>
</div>
<!--Progress Bar-->
<div class="form-group">
<div class="progress bg-secondary">
<div class="progress-bar bg-success" id="upload-progress" style="width: 0%;">0%</div>
</div>
</div>
<!--Upload Button-->
<div class="form-group">
<button id="save-blog" type="button" style="width: 120px; height: 40px; color: #4885ed;" class="btn">
Post
</button>
</div>
</form>
<div id="result">
</div>
</div>
</div>
<!-------------------Blog Upload Area End------------------>
<!-------------------After Blog Upload Area------------------>
<hr>
<br><br><br>
<div class="text-center text-dark" style="background-color: white;">
<h3>All New Blogs</h3>
</div>
<hr><br>
<div class="row-container-fluid bg-3">
<div class="col-sm-12" id="blogs">
</div>
</div>
<br>
<!-------------------After Blog Area End------------------>
<!------------------Validation and uploading of post blogs----------------->
<script>
var validImagetypes = ["image/gif", "image/jpeg", "image/png"];
$("#selected-image").hide(); //Hide image block
//Pick image and display
function previewImage(image_blog){
if(image_blog.files && image_blog.files[0]){
var reader = new FileReader();
reader.onload = function(e){
$("#selected-image").attr('src',e.target.result);
$("#selected-image").fadeIn();
}
reader.readAsDataURL(image_blog.files[0]);
$("#selected-image").show();
}
}
//Display in block
$("#main-image").change(function(){
previewImage(this);
});
//-------Check everything is mentioned or not------------
$("#save-blog").click(function(){
$("#main-desc").removeClass("is-invalid");
$("#main-image").removeClass("is-invalid");
var desc = $("#main-desc").val();
var picture = $("#main-image").prop("files")[0];
if(!desc){
$("#main-desc").addClass("is-invalid");
return;
}
if(picture == null){
$("#main-image").addClass("is-invalid");
return;
}
if($.inArray(picture["type"],validImagetypes)<0){
$("#main-image").addClass("is-invalid");
return;
}
//----------------Upload and Save to Firebase---------------
var databaseRef = firebase.database().ref().child("Blogs"); //New Root in Database
databaseRef.once("value").then(function(snapshot){
//Uploaded image file name on Storage
var name = picture["name"];
var dateStr = new Date().getTime();
var fileCompleteName = name + "_" + dateStr; //file name inside Firebase
//Storage Reference
var storageRef = firebase.storage().ref("Blog Images");
var blogStorageRef = storageRef.child(fileCompleteName); //Child of Storage Root
var uploadTask = blogStorageRef.put(picture); //Upload inside Folder
uploadTask.on("state_changed",
function progress(snapshot){
//Progress bar
var percentage = (snapshot.bytesTransferred / snapshot.totalBytes) * 100;
$("#upload-progress").html(Math.round(percentage)+"%");
$("#upload-progress").attr("style","width:"+percentage+"%");
console.log("Status : Uploading");
},
function error(err){
console.log("Error : "+err);
},
function complete(){
//Current User
var user = firebase.auth().currentUser;
var userName;
//Get uid
firebase.database().ref('Users/' + user.uid).once('value').then(function(snapshot){
var fName = (snapshot.val() && snapshot.val().firstName);
var sName = (snapshot.val() && snapshot.val().secondName);
userName = fName + " " + sName;
});
//----------------------Get image url to put in Database------------------
uploadTask.snapshot.ref.getDownloadURL().then(function(downloadUrl){
var time = new Date();
//Date format
var options = {
weekday : "long",
month : "long",
day : "2-digit",
year : "numeric",
};
if(user.photoURL != null){
var blogData = {
"image": downloadUrl,
"name": fileCompleteName,
"desc": desc,
"uid": user.uid,
"profile" : user.photoURL,
"counter": 5000 - counter,
"username": userName,
"time": time.toLocaleString('en-US', {hour: 'numeric' , minute : 'numeric' , hour12: true}),
"date": time.toDateString('en-US', options),
};
}
else {
var blogData = {
"image": downloadUrl,
"name": fileCompleteName,
"desc": desc,
"uid": user.uid,
"profile" : "https://firebasestorage.googleapis.com/v0/b/firestorm-f6930.appspot.com/o/Default%20Profile%2Fprofile.png?alt=media&token=4b1a5214-2c31-4787-a7b2-8ea45edd745d",
"counter": 5000 - counter,
"username": userName,
"time": time.toLocaleString('en-US', {hour: 'numeric' , minute : 'numeric' , hour12: true}),
"date": time.toDateString('en-US', options),
};
}
//Database structure
//Put Data in Database
var newPostRef = databaseRef.push();
//Uploading....
newPostRef.set(blogData, function(err){
if(err){
$("#result").attr("class", "alert alert-danger");
$("#result").html(err.message);
console.log("Error : "+err);
}
else {
//Upload Done
$("#result").attr("class", "alert alert-success");
$("#result").html("Post uploaded successfully");
window.open("", "_self");
console.log("Status : Uploaded Successfully");
}
resetForm();
});
});
}
);
});
//----------------Upload and Save to Firebase End---------------
});
function resetForm(){
$("#main-form")[0].reset();
$("#selected-image").fadeOut();
$("#upload-progress").html("Completed");
}
// Retrieve & Display Data ....
var dbBlogs = firebase.database().ref().child("Blogs").orderByChild("counter");
dbBlogs.on("value", function(blogs){
if(blogs.exists()){
var blogsHtml = "";
blogs.forEach(function(singleBlog){
console.log(singleBlog.val().uid);
var userRef = firebase.database().ref().child("Users").child(singleBlog.val().uid).child("photo");
console.log(userRef);
counter = counter + 1;
blogsHtml += "<center><div class='jumbotron text-dark border border-light' style='background-color:white;height:fit-content; padding:20px; width:700px;px-webkit-box-shadow:0px 0px 5px 6px #ccc; -moz-box-shadow:0px 0px 5px 6px #ccc; box-shadow:0px 0px 5px 6px #ccc;'>";
blogsHtml += "<div class='row'>";
blogsHtml += "<div class='col-sm-6' align='left'> <p style='align:left; color:2d2d2d; font-weight: 600;'>"
+ "<img src='"+ singleBlog.val().profile +"' id='userIMG' style='height:30px; width:30px; border-radius:50%;margin-right:7px;'>" + singleBlog.val().username
+ "</p> </div>";
blogsHtml += "</div><br>";
blogsHtml += "<div align='center'> <img width='450px' height='280px' style='object-fit: cover;' src='";
blogsHtml += singleBlog.val().image;
blogsHtml += "' /></div><br>";
blogsHtml += "<div class='row'>";
blogsHtml +="<div class='col-sm-4' align='left' style='margin-left:14px'> <p style='color:grey; margin-right: 0px;align:right; font-size:14px'>"
+ singleBlog.val().time + " " + singleBlog.val().date
+ "</p> </div>";
blogsHtml += "</div>";
blogsHtml += "<div style='text-align: justify; color: #2e2e2e; margin-right:15px; word-wrap: break-word;margin-left: 15px; font-weight: 550;'>";
blogsHtml += singleBlog.val().desc;
blogsHtml += "</div><br>";
// Like Button
blogsHtml += "</div></center>";
});
$("#blogs").html(blogsHtml);
}
});
// Retrieve & Display Data End ....
</script>
<!------------------Validation and uploading of post blogs End----------------->