Beginning Django E-Commerce

1430225351......Page 1
Title Page\r......Page 2
Copyright Page\r......Page 3
Contents at a Glance......Page 5
Table of Contents\r......Page 6
About the Author......Page 15
About the Technical Reviewer......Page 16
Acknowledgments......Page 17
Who This Book Is For......Page 18
Source Code and Errata......Page 19
CHAPTER 1 Best Laid Plans\r......Page 21
Selling Stuff Online......Page 22
Why Django?......Page 24
A Quick Word on the Software......Page 25
Firefox......Page 26
Installing Python......Page 27
Installing Django......Page 28
Things to Consider Before You Start......Page 29
Accessibility......Page 30
Search Engine Optimization......Page 31
Accounting & Auditing......Page 32
Supply Chain Management......Page 33
Creating the Project......Page 37
What Django Creates......Page 38
Creating the MySQL Database......Page 39
Dealing with Django Exceptions......Page 42
Template & View Basics......Page 43
Advanced Templates with Inheritance......Page 45
Greater Ease with render_to_response()......Page 48
Adding in the CSS......Page 49
Location, Location, Location......Page 54
A Site Navigation Include......Page 55
A Word (or Two) About URLs......Page 57
Summary......Page 58
CHAPTER 3 Models for Sale\r......Page 59
An Introduction To SQL......Page 60
What Makes a Relational Database......Page 62
What Django Gives You – The ORM......Page 64
Creating the Django Models......Page 65
Model Field Data Types......Page 68
Creating the Category Model......Page 70
Creating the Product Model......Page 74
The Django Admin Interface......Page 76
Product and Category Admins......Page 77
A Note on Model Validation......Page 79
Syncing Up the Models......Page 80
Playing with Model Structure and Data......Page 84
Templates, URLs, and Views......Page 85
Configuring Page Titles and Meta Tags......Page 86
Coding Up the Catalog Views......Page 88
Creating the Template Files......Page 89
Our Code in Review......Page 93
So How Does It All Work?......Page 95
File Not Found and Custom 404s......Page 97
Summary......Page 98
Shopping Cart Requirements......Page 99
An Introduction to Sessions......Page 100
The Shopping Cart Model......Page 102
Django Sessions Overview......Page 104
Enabling and Using Sessions......Page 105
The Add To Cart Form......Page 106
Processing the Form......Page 108
Putting It All Together......Page 109
Cart Form Code in Review......Page 114
Creating the Shopping Cart Page......Page 115
Custom Template Filters......Page 116
Creating the Cart Page......Page 117
Adding Custom Template Tags......Page 121
Re-creating the Category List Tag......Page 123
Static Content with Flatpages......Page 125
Navigation Tags......Page 127
Summary......Page 128
Google Checkout API......Page 129
Signing up with Google Checkout......Page 130
Submitting Orders to Google......Page 131
Building XML Documents in Python......Page 132
Making HTTP Requests in Python......Page 134
The Python Property Decorator......Page 135
Creating the Checkout App......Page 136
SSL Middleware......Page 144
DRY Models and Forms......Page 146
Secure HTTP Requests......Page 148
Credit Card Transactions......Page 149
Signing up for an Authorize.Net Test Account......Page 150
Order Information Models......Page 151
The Checkout Form......Page 153
Authorization and Capture......Page 157
Order Processing......Page 159
Checkout Views and URLs......Page 161
Checkout Template and Order Form......Page 163
Order Administration......Page 169
Summary......Page 171
Making Friends with the Source......Page 172
Hooking Into Django’s Authentication......Page 173
Creating the Login & Registration Pages......Page 175
The My Account Page......Page 179
The Change Password Page......Page 181
The Order Details Page......Page 182
Abstract Base Classes......Page 184
The Order Info Page......Page 186
Updating the Checkout Page......Page 188
Summary......Page 190
Dealing with Images......Page 191
Database Changes......Page 192
Editing the Model......Page 193
Adding a New Image......Page 194
Image Template Changes......Page 195
Summary......Page 196
Instant Search......Page 197
Model Managers......Page 198
Complex Lookups with Q......Page 200
Search Results Pagination......Page 201
Implementing Search......Page 202
The Search Module......Page 203
Search Template Tags......Page 205
Search View and Template......Page 207
Summary......Page 210
Product Page Recommendations......Page 211
Order-Based Filtering......Page 212
A Hybrid Approach......Page 213
Home Page Recommendations......Page 214
Tracking Each User......Page 215
Dealing with Searches......Page 216
View-Based Recommendations......Page 218
Building the Homepage......Page 220
Summary......Page 222
The Ajax Pros and Cons......Page 223
How Ajax Works......Page 225
Getting jQuery......Page 226
jQuery Basics......Page 227
JavaScript Object Notation......Page 229
Making Ajax Requests......Page 230
Review Model and Form......Page 231
Template and View Changes......Page 232
The Ajax Part of this Equation......Page 234
Adding a Product Review......Page 237
Getting Django-Tagging......Page 238
Django Content Types......Page 239
Enabling Product Tagging......Page 240
Creating the Tag Cloud......Page 242
JavaScript Finishing Touches......Page 244
Summary......Page 247
CHAPTER 11 Search Engine Optimization\r......Page 248
The Importance of Inbound Links......Page 249
Title and Meta Tags......Page 250
Keywords in URLs......Page 251
Generating a Keyword List......Page 252
The Duplicate Content Problem......Page 253
Semantic Web - Microformats & RDFa......Page 255
Submit Your URL......Page 257
robots.txt File......Page 258
Sitemaps for Search Engines......Page 259
Content Relocation......Page 261
Google Webmasters......Page 262
Google Analytics......Page 263
The Data Warehouse Principle......Page 264
E-Commerce and Search Tracking......Page 265
Google Base Product Feed......Page 268
Summary......Page 270
Securing the Site From Within......Page 272
Django Permissions......Page 273
Applying Permissions to Groups......Page 274
The Evils of Debug Mode......Page 275
Customer Registration Revisited......Page 276
Cross-Site Scripting Attacks......Page 279
Cross-Site Request Forgery......Page 280
SQL Injection......Page 282
Storing Secrets......Page 283
Storing Customer Passwords......Page 284
Storing Credit Card Data......Page 286
Symmetric Cryptography......Page 287
Google Keyczar......Page 288
A Credit Card Model and Form......Page 290
Summary......Page 295
CHAPTER 13 Improving Performance\r......Page 296
Searching your Models......Page 297
Avoiding Expensive Joins......Page 298
Creating Database Indexes......Page 300
Deleting Old Data......Page 301
The Virtue of Stale Data......Page 304
Template Caching......Page 305
The Low-Level Cache API......Page 306
Django Signals for Cache Invalidation......Page 308
Front-End Engineering......Page 310
Reduce the Number of External Components......Page 312
Optimize External Components......Page 313
Summary......Page 314
Why We Test......Page 315
How to Test Code......Page 316
Python & Django Test Methods......Page 317
Anatomy of a Test Class......Page 319
Writing Functional Tests......Page 320
Managing Test State with Fixtures......Page 323
Category Testing......Page 325
Testing the ActiveProductManager......Page 328
Product Catalog Model Tests......Page 329
Testing Forms & Shopping Cart......Page 331
Testing the Checkout Form......Page 334
Security Testing......Page 335
Summary......Page 337
CHAPTER 15 Deployment\r......Page 338
The Django Philosophy......Page 339
Finding a Hosting Plan......Page 340
Installing the Apache Web Server......Page 341
Creating the mod_wsgi File and Apache Virtual Host......Page 343
Installing and Configuring NginX......Page 346
Updating the Apache Virtual Host......Page 348
Phase Three: Configuring SSL......Page 349
The Admin Interface Styles......Page 353
Summary......Page 354
CHAPTER 16 Django on Google App Engine\r......Page 355
Signing Up For An Account......Page 356
The Django App Engine Patch......Page 357
Our Google App Engine Store......Page 360
The Brubeck Shopping Cart App......Page 367
Views and Templates......Page 370
Managing Database Indexes......Page 375
Error Logs, Remote Data API, and Network Programming......Page 376
Summary......Page 378
Index......Page 379