Update icons, text, and prompts (merge PR #28 from barun-saha/visual)

README.md

@@ -41,10 +41,16 @@ A history of instructions is maintained.
 Clicking on the button will download the file.
 
 
+# Icons
+
+SlideDeck AI uses a subset of icons from [bootstrap-icons-1.11.3](https://github.com/twbs/icons)
+ (MIT license) in the slides. A few icons from [SVG Repo](https://www.svgrepo.com/)
+(CC0, MIT, and Apache licenses) are also used. 
+
+
 # Known Issues
 
-- **Connection timeout**: Requests sent to the Hugging Face Inference endpoint might time out.
-A maximum of five retries are attempted. If it still does not work, wait for a while and try again.
+- **Connection timeout**: Requests sent to the Hugging Face Inference endpoint might time out. If it still does not work, wait for a while and try again.
 
 The following is not an issue but might appear as a strange behavior:
 - **Cannot paste text in the input box**: If the length of the copied text is greater than the maximum

app.py

@@ -212,7 +212,10 @@ def set_up_chat_ui():
 
             # Update the progress bar
             progress_percentage = min(len(response) / APPROX_TARGET_LENGTH, 0.95)
-            progress_bar.progress(progress_percentage, text='Streaming content...')
+            progress_bar.progress(
+                progress_percentage,
+                text='Streaming content...this might take a while...'
+            )
 
         history.add_user_message(prompt)
         history.add_ai_message(response)
@@ -226,7 +229,7 @@ def set_up_chat_ui():
             'Cleaned JSON response:: original length: %d | cleaned length: %d',
             len(response), len(response_cleaned)
         )
-        logger.debug('Cleaned JSON: %s', response_cleaned)
+        # logger.debug('Cleaned JSON: %s', response_cleaned)
 
         # Now create the PPT file
         progress_bar.progress(

global_config.py

@@ -35,7 +35,7 @@ class GlobalConfig:
     REFINEMENT_PROMPT_TEMPLATE = 'langchain_templates/chat_prompts/refinement_template_v4_two_cols_img.txt'
 
     LLM_PROGRESS_MAX = 90
-    ICONS_DIR = 'bootstrap-icons-1.11.3/png128/'
+    ICONS_DIR = 'icons/png128/'
 
     PPTX_TEMPLATE_FILES = {
         'Basic': {

helpers/image_search.py

@@ -9,16 +9,20 @@ from typing import Union, Tuple, Literal
 from urllib.parse import urlparse, parse_qs
 
 import requests
+from dotenv import load_dotenv
+
+
+load_dotenv()
 
 
 REQUEST_TIMEOUT = 12
 MAX_PHOTOS = 3
 
 
-# Only show warnings
-logging.getLogger('urllib3').setLevel(logging.WARNING)
+# Only show errors
+logging.getLogger('urllib3').setLevel(logging.ERROR)
 # Disable all child loggers of urllib3, e.g. urllib3.connectionpool
-logging.getLogger('urllib3').propagate = False
+# logging.getLogger('urllib3').propagate = True
 
 
 
@@ -33,6 +37,14 @@ def search_pexels(
     This function sends a GET request to the Pexels API with the specified search query
     and authorization header containing the API key. It returns the JSON response from the API.
 
+    [2024-08-31] Note:
+    `curl` succeeds but API call via Python `requests` fail. Apparently, this could be due to
+    Cloudflare (or others) blocking the requests, perhaps identifying as Web-scraping. So,
+    changing the user-agent to Firefox.
+    https://stackoverflow.com/a/74674276/147021
+    https://stackoverflow.com/a/51268523/147021
+    https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/User-Agent/Firefox#linux
+
     :param query: The search query for finding images.
     :param size: The size of the images: small, medium, or large.
     :param per_page: No. of results to be displayed per page.
@@ -42,7 +54,8 @@ def search_pexels(
 
     url = 'https://api.pexels.com/v1/search'
     headers = {
-        'Authorization': os.getenv('PEXEL_API_KEY')
+        'Authorization': os.getenv('PEXEL_API_KEY'),
+        'User-Agent': 'Mozilla/5.0 (X11; Linux x86_64; rv:10.0) Gecko/20100101 Firefox/10.0',
     }
     params = {
         'query': query,
@@ -101,7 +114,11 @@ def get_image_from_url(url: str) -> BytesIO:
     :raises requests.exceptions.RequestException: If the request to the URL fails.
     """
 
-    response = requests.get(url, stream=True, timeout=REQUEST_TIMEOUT)
+    headers = {
+        'Authorization': os.getenv('PEXEL_API_KEY'),
+        'User-Agent': 'Mozilla/5.0 (X11; Linux x86_64; rv:10.0) Gecko/20100101 Firefox/10.0',
+    }
+    response = requests.get(url, headers=headers, stream=True, timeout=REQUEST_TIMEOUT)
     response.raise_for_status()
     image_data = BytesIO(response.content)
 
@@ -121,3 +138,11 @@ def extract_dimensions(url: str) -> Tuple[int, int]:
     height = int(query_params.get('h', [0])[0])
 
     return width, height
+
+
+if __name__ == '__main__':
+    print(
+        search_pexels(
+            query='people'
+        )
+    )

helpers/pptx_helper.py

@@ -28,6 +28,7 @@ load_dotenv()
 
 # English Metric Unit (used by PowerPoint) to inches
 EMU_TO_INCH_SCALING_FACTOR = 1.0 / 914400
+INCHES_3 = pptx.util.Inches(3)
 INCHES_2 = pptx.util.Inches(2)
 INCHES_1_5 = pptx.util.Inches(1.5)
 INCHES_1 = pptx.util.Inches(1)
@@ -499,7 +500,7 @@ def _handle_icons_ideas(
             match = ICONS_REGEX.search(item)
 
             if not match:
-                print('No icon/text pattern match found...skipping to the next item')
+                # print('No icon/text pattern match found...skipping to the next item')
                 continue
 
             icon_name = match.group(1)
@@ -507,7 +508,7 @@ def _handle_icons_ideas(
             icon_path = f'{GlobalConfig.ICONS_DIR}/{icon_name}.png'
 
             left = spacing + idx * (ICON_SIZE + spacing)
-            top = pptx.util.Inches(2)  # Adjust the vertical position as needed
+            top = INCHES_3
 
             # Calculate the center position for alignment
             center = left + ICON_SIZE / 2
@@ -521,6 +522,7 @@ def _handle_icons_ideas(
                 INCHES_1, INCHES_1
             )
             shape.fill.solid()
+            shape.shadow.inherit = False
 
             # Set the icon's background shape color
             color = random.choice(ICON_COLORS)
@@ -551,6 +553,7 @@ def _handle_icons_ideas(
             text_frame = text_box.text_frame
             text_frame.text = accompanying_text
             text_frame.word_wrap = True
+            text_frame.paragraphs[0].alignment = pptx.enum.text.PP_ALIGN.CENTER
 
             # Center the text vertically
             text_frame.vertical_anchor = pptx.enum.text.MSO_ANCHOR.MIDDLE