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Rev 8602 Rev 8917
Line 30... Line 30...
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 30 
 
31 
	private static Logger logger = Logger.getLogger(Class.class);
 31 
	private static Logger logger = Logger.getLogger(Class.class);
32 
	private static final String BEST_DEALS_CACHE_KEY = "home_best_deals_snippet";
 32 
	private static final String BEST_DEALS_CACHE_KEY = "home_best_deals_snippet";
33 
	private static final String BEST_SELLERS_CACHE_KEY = "home_best_sellers_snippet";
 33 
	private static final String BEST_SELLERS_CACHE_KEY = "home_best_sellers_snippet";
34 
	private static final String LATEST_ARRIVALS_CACHE_KEY = "home_latest_arrivals_snippet";
 34 
	private static final String LATEST_ARRIVALS_CACHE_KEY = "home_latest_arrivals_snippet";
35
35 
 
36 
	private List<String> bestDealSnippets = null;
 36 
	private List<String> bestDealSnippets = null;
37 
	private List<String> bestSellerSnippets = null;
 37 
	private List<String> bestSellerSnippets = null;
38 
	private List<String> latestArrivalSnippets = null;
 38 
	private List<String> latestArrivalSnippets = null;
39
39 
 
40 
	public HomeController(){
 40 
	public HomeController(){
41 
		super();
 41 
		super();
42 
	}
 42 
	}
43 
 
 43 
 
44 
    /**
 44 
	/**
45 
     * Renders the home page. Loads the snippets for best deals, best sellers
 45 
	 * Renders the home page. Loads the snippets for best deals, best sellers
46 
     * and latest arrivals if they haven't been loaded already.
 46 
	 * and latest arrivals if they haven't been loaded already.
47 
     *
47 
	 *
48 
     * @return Name of the view to render.
 48 
	 * @return Name of the view to render.
49 
     * @throws SecurityException
 49 
	 * @throws SecurityException
50 
     * @throws IOException
 50 
	 * @throws IOException
51 
     */
 51 
	 */
52 
	@Action("/")
 52 
	@Action("/")
53 
    public String index() throws SecurityException, IOException {
 53 
	public String index() throws SecurityException, IOException {
54 
    	logger.debug("userinfo:" + userinfo.toString());
 54 
		logger.debug("userinfo:" + userinfo.toString());
55 
    	logger.info("Rendering the home page");
 55 
		logger.info("Rendering the home page");
56 
    	setSnippets();
 56 
		setSnippets();
57 
    	DataLogger.logData(EventType.HOME_PAGE, getSessionId(), userinfo.getUserId(), userinfo.getEmail());
 57 
		DataLogger.logData(EventType.HOME_PAGE, getSessionId(), userinfo.getUserId(), userinfo.getEmail());
58 
    	return "index";
 58 
		return "index";
59 
    }
 59 
	}
60 
 
 60 
 
61 
    /**
 61 
	/**
62 
     * Renders the home page but always loads the snippets for best deals, best
 62 
	 * Renders the home page but always loads the snippets for best deals, best
63 
     * sellers and latest arrivals unconditionally. Should be used to reset the
 63 
	 * sellers and latest arrivals unconditionally. Should be used to reset the
64 
     * snippets.
 64 
	 * snippets.
65 
     *
65 
	 *
66 
     * @return Name of the view to render.
 66 
	 * @return Name of the view to render.
67 
     * @throws SecurityException
 67 
	 * @throws SecurityException
68 
     * @throws IOException
 68 
	 * @throws IOException
69 
     */
 69 
	 */
70 
	@Action("/refresh-home")
 70 
	@Action("/refresh-home")
71 
	public String destroy() throws SecurityException, IOException{
 71 
	public String destroy() throws SecurityException, IOException{
72 
        logger.info("Reloading best deals, best sellers and latest arrivals");
 72 
		logger.info("Reloading best deals, best sellers and latest arrivals");
73 
        EhcacheWrapper<String, List<String>> homeSnippetCache = new EhcacheWrapper<String, List<String>>(
 73 
		EhcacheWrapper<String, List<String>> homeSnippetCache = new EhcacheWrapper<String, List<String>>(
74 
                EhcacheWrapper.HOME_PAGE_SNIPPET_CACHE_NAME, CacheManager.create());
 74 
				EhcacheWrapper.HOME_PAGE_SNIPPET_CACHE_NAME, CacheManager.create());
75 
        homeSnippetCache.removeAll();
 75 
		homeSnippetCache.removeAll();
76 
	    setSnippets();
 76 
		setSnippets();
77 
	    return "index";
 77 
		return "index";
78 
	}
 78 
	}
79
79 
 
80 
	public List<String> getBestDealSnippets(){
 80 
	public List<String> getBestDealSnippets(){
81 
		return bestDealSnippets;
81 
		return bestDealSnippets;
82 
	}
 82 
	}
83
83 
 
84 
	public List<String> getBestSellerSnippets(){
 84 
	public List<String> getBestSellerSnippets(){
85 
		return bestSellerSnippets;
85 
		return bestSellerSnippets;
86 
	}
 86 
	}
87
87 
 
88 
	public List<String> getLatestArrivalSnippets(){
 88 
	public List<String> getLatestArrivalSnippets(){
89 
		return latestArrivalSnippets;
 89 
		return latestArrivalSnippets;
90 
	}
 90 
	}
91 
 
 91 
 
92 
	/**
 92 
	/**
93 
	 * Loads the snippets for best deals, best sellers and latest arrivals
 93 
	 * Loads the snippets for best deals, best sellers and latest arrivals
94 
	 * into memory.
 94 
	 * into memory.
95 
	 */
 95 
	 */
96 
    private void setSnippets() {
 96 
	private void setSnippets() {
97 
        EhcacheWrapper<String, List<String>> homeSnippetCache = new EhcacheWrapper<String, List<String>>(
 97 
		EhcacheWrapper<String, List<String>> homeSnippetCache = new EhcacheWrapper<String, List<String>>(
98 
                EhcacheWrapper.HOME_PAGE_SNIPPET_CACHE_NAME, CacheManager.create());
 98 
				EhcacheWrapper.HOME_PAGE_SNIPPET_CACHE_NAME, CacheManager.create());
99 
        logger.info("Source id "+sourceId);
 99 
		logger.info("Source id "+sourceId);
100 
        if(sourceId == -1){
 100 
		if(sourceId == -1){
101 
        	bestDealSnippets = homeSnippetCache.get(BEST_DEALS_CACHE_KEY);
 101 
			bestDealSnippets = homeSnippetCache.get(BEST_DEALS_CACHE_KEY);
102 
        	bestSellerSnippets = homeSnippetCache.get(BEST_SELLERS_CACHE_KEY);
 102 
			bestSellerSnippets = homeSnippetCache.get(BEST_SELLERS_CACHE_KEY);
103 
        	latestArrivalSnippets = homeSnippetCache.get(LATEST_ARRIVALS_CACHE_KEY);
 103 
			latestArrivalSnippets = homeSnippetCache.get(LATEST_ARRIVALS_CACHE_KEY);
104
104 
 
105 
	        if (bestDealSnippets != null && bestSellerSnippets != null && latestArrivalSnippets != null) {
 105 
			if (bestDealSnippets != null && bestSellerSnippets != null && latestArrivalSnippets != null) {
106 
	            return;
 106 
				logger.info("returning in set snippets");
107 
	        }
 107 
				return;
108 
        }
 108 
			}
109
109 
		}
- 
 
 110 
 
110 
        List<Long> bestDealCatalogIds = null;
 111 
		List<Long> bestDealCatalogIds = null;
111 
        List<Long> bestSellerCatalogIds = null;
 112 
		List<Long> bestSellerCatalogIds = null;
112 
        List<Long> latestArrivalCatalogIds = null;
 113 
		List<Long> latestArrivalCatalogIds = null;
113
114 
 
114 
        int bestSellerCount = 4;
 115 
		int bestSellerCount = 4;
115 
        int latestArrivalCount = 4;
 116 
		int latestArrivalCount = 4;
116
117 
 
117 
        try {
 118 
		try {
118 
        	activeBanners=null;
 119 
			activeBanners=null;
119 
    	    allBannersMap=null;
 120 
			allBannersMap=null;
120 
    	    setBanners();
 121 
			setBanners();
121 
            CatalogClient catalogServiceClient = new CatalogClient();
 122 
			CatalogClient catalogServiceClient = new CatalogClient();
122 
            Client client = catalogServiceClient.getClient();
 123 
			Client client = catalogServiceClient.getClient();
123 
            //Get top 4 best deals
124 
			//Get top 4 best deals
124 
            bestDealCatalogIds = client.getBestDealsCatalogIds(0, 4, null, -1);
 125 
			bestDealCatalogIds = client.getBestDealsCatalogIds(0, 4, null, -1);
125
126 
 
126 
            //Get top 8 best sellers b'coz 4 of them may overlap with best deals.
 127 
			//Get top 8 best sellers b'coz 4 of them may overlap with best deals.
127 
            bestSellerCatalogIds = client.getBestSellersCatalogIds(0, 8, null, -1);
 128 
			bestSellerCatalogIds = client.getBestSellersCatalogIds(0, 8, null, -1);
128 
            bestSellerCatalogIds.removeAll(bestDealCatalogIds);
 129 
			bestSellerCatalogIds.removeAll(bestDealCatalogIds);
129 
            if(bestSellerCatalogIds.size() < bestSellerCount)
 130 
			if(bestSellerCatalogIds.size() < bestSellerCount)
130 
                bestSellerCount = bestSellerCatalogIds.size();
 131 
				bestSellerCount = bestSellerCatalogIds.size();
131
132 
 
132 
            //Get top 12 latest arrivals b'coz 4 of them may overlap with best deals
 133 
			//Get top 12 latest arrivals b'coz 4 of them may overlap with best deals
133 
            //while another 4 may overlap with best sellers.
 134 
			//while another 4 may overlap with best sellers.
134 
            latestArrivalCatalogIds = client.getLatestArrivalsCatalogIds(0, 12, null, Arrays.asList(new Long[]{ 10006L, 10010L, 10050L}));
 135 
			latestArrivalCatalogIds = client.getLatestArrivalsCatalogIds(0, 12, null, Arrays.asList(new Long[]{ 10006L, 10010L, 10050L}));
135 
            latestArrivalCatalogIds.removeAll(bestDealCatalogIds);
 136 
			latestArrivalCatalogIds.removeAll(bestDealCatalogIds);
136 
            latestArrivalCatalogIds.removeAll(bestSellerCatalogIds.subList(0, bestSellerCount)); //We're only considering the first 4 best sellers for removal.
 137 
			latestArrivalCatalogIds.removeAll(bestSellerCatalogIds.subList(0, bestSellerCount)); //We're only considering the first 4 best sellers for removal.
137 
            if(latestArrivalCatalogIds.size() < latestArrivalCount)
 138 
			if(latestArrivalCatalogIds.size() < latestArrivalCount)
138 
                latestArrivalCount = latestArrivalCatalogIds.size();
 139 
				latestArrivalCount = latestArrivalCatalogIds.size();
139 
        } catch (CatalogServiceException e) {
 140 
		} catch (CatalogServiceException e) {
140 
            logger.error("Error while fetching data from the catalog service", e);
 141 
			logger.error("Error while fetching data from the catalog service", e);
141 
        } catch (TException e) {
 142 
		} catch (TException e) {
142 
            logger.error("Error while fetching data from the catalog service", e);
 143 
			logger.error("Error while fetching data from the catalog service", e);
143 
        } catch (Exception e) {
 144 
		} catch (Exception e) {
144 
            logger.error("Unexpected exception", e);
 145 
			logger.error("Unexpected exception", e);
145 
        }
 146 
		}
146
147 
 
147 
        bestDealSnippets = getSnippets(bestDealCatalogIds);
 148 
		bestDealSnippets = getSnippets(bestDealCatalogIds);
148 
        bestSellerSnippets = getSnippets(bestSellerCatalogIds.subList(0, bestSellerCount));
 149 
		bestSellerSnippets = getSnippets(bestSellerCatalogIds.subList(0, bestSellerCount));
149 
        latestArrivalSnippets = getSnippets(latestArrivalCatalogIds.subList(0, latestArrivalCount));
 150 
		latestArrivalSnippets = getSnippets(latestArrivalCatalogIds.subList(0, latestArrivalCount));
150 
        if(sourceId == -1){
 151 
		if(sourceId == -1){
151 
	        if (!bestDealSnippets.isEmpty() && !bestSellerSnippets.isEmpty() && !latestArrivalSnippets.isEmpty()) {
 152 
			if (!bestDealSnippets.isEmpty() && !bestSellerSnippets.isEmpty() && !latestArrivalSnippets.isEmpty()) {
152 
	            homeSnippetCache.put(BEST_DEALS_CACHE_KEY, bestDealSnippets);
 153 
				homeSnippetCache.put(BEST_DEALS_CACHE_KEY, bestDealSnippets);
153 
	            homeSnippetCache.put(BEST_SELLERS_CACHE_KEY, bestSellerSnippets);
 154 
				homeSnippetCache.put(BEST_SELLERS_CACHE_KEY, bestSellerSnippets);
154 
	            homeSnippetCache.put(LATEST_ARRIVALS_CACHE_KEY, latestArrivalSnippets);
 155 
				homeSnippetCache.put(LATEST_ARRIVALS_CACHE_KEY, latestArrivalSnippets);
155 
	        }
 156 
			}
156 
        }
 157 
		}
157 
    }
 158 
	}
158
159 
 
159 
    /**
 160 
	/**
160 
     * Returns a list of snippets to be used on the home page corresponding to
 161 
	 * Returns a list of snippets to be used on the home page corresponding to
161 
     * the given catalog ids. The snippets are in the same order as the ids in
 162 
	 * the given catalog ids. The snippets are in the same order as the ids in
162 
     * the input list. In case a snippet is not found for an entity, this method
 163 
	 * the input list. In case a snippet is not found for an entity, this method
163 
     * simply logs the problem and moves on.
 164 
	 * simply logs the problem and moves on.
164 
     *
165 
	 *
165 
     * @param catalogIds
 166 
	 * @param catalogIds
166 
     *            Ids of the entities which we want to show.
 167 
	 *            Ids of the entities which we want to show.
167 
     * @return The snippet corresponding to each catalog entity
 168 
	 * @return The snippet corresponding to each catalog entity
168 
     */
 169 
	 */
169 
    private List<String> getSnippets(List<Long> catalogIds) {
 170 
	private List<String> getSnippets(List<Long> catalogIds) {
170 
        List<String> snippets = new ArrayList<String>();
 171 
		List<String> snippets = new ArrayList<String>();
171 
        if(catalogIds == null)
 172 
		if(catalogIds == null)
172 
            return snippets;
 173 
			return snippets;
173 
        for(Long item: catalogIds){
 174 
		for(Long item: catalogIds){
174 
        	snippets.add(ContentServingService.getSnippet(SnippetType.HOME_SNIPPET, item+"", sourceId));
 175 
			snippets.add(ContentServingService.getSnippet(SnippetType.HOME_SNIPPET, item+"", sourceId));
175 
        }
 176 
		}
176 
        return snippets;
 177 
		return snippets;
177 
    }
 178 
	}
178
179 
 
179
180 
 
180
181 
 
181 
    @Override
 182 
	@Override
182 
	public String getHeaderSnippet() {
 183 
	public String getHeaderSnippet() {
183 
		String url = request.getQueryString();
 184 
		String url = request.getQueryString();
184 
		if (url == null) {
 185 
		if (url == null) {
185 
			url = "";
 186 
			url = "";
186 
		} else {
 187 
		} else {
187 
			url = "?" + url;
 188 
			url = "?" + url;
188 
		}
 189 
		}
189 
		url = request.getRequestURI() + url;
 190 
		url = request.getRequestURI() + url;
190 
		return pageLoader.getHeaderHtml(userinfo.isLoggedIn(), userinfo.getEmail(),userinfo.getTotalItems(), url , 0, true);
 191 
		return pageLoader.getHeaderHtml(userinfo.isLoggedIn(), userinfo.getEmail(),userinfo.getTotalItems(), url , 0, true);
191 
	}
 192 
	}
192 
    @Override
 193 
	@Override
193 
	public String getCartWidgetSnippet() {
 194 
	public String getCartWidgetSnippet() {
194 
		return pageLoader.getCartWidgetSnippet(userinfo.getTotalItems(), userinfo.getTotalAmount(),0);
 195 
		return pageLoader.getCartWidgetSnippet(userinfo.getTotalItems(), userinfo.getTotalAmount(),0, activeBanners.get("side-banner"),allBannersMap);
195 
	}
 196 
	}
196 
}
 197 
}
197 

            198